18725605600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{3221}}^1$

素因数の和:3310

約数の個数: 216

約数和(自身を含む): 50667741432

約数和(自身を除く): 31942135832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 43, 50, 52, 65, 80, 86, 100, 104, 130, 160, 169, 172, 200, 208, 215, 260, 325, 338, 344, 400, 416, 430, 520, 559, 650, 676, 688, 800, 845, 860, 1040, 1075, 1118, 1300, 1352, 1376, 1690, 1720, 2080, 2150, 2236, 2600, 2704, 2795, 3221, 3380, 3440, 4225, 4300, 4472, 5200, 5408, 5590, 6442, 6760, 6880, 7267, 8450, 8600, 8944, 10400, 11180, 12884, 13520, 13975, 14534, 16105, 16900, 17200, 17888, 22360, 25768, 27040, 27950, 29068, 32210, 33800, 34400, 36335, 41873, 44720, 51536, 55900, 58136, 64420, 67600, 72670, 80525, 83746, 89440, 103072, 111800, 116272, 128840, 135200, 138503, 145340, 161050, 167492, 181675, 209365, 223600, 232544, 257680, 277006, 290680, 322100, 334984, 363350, 418730, 447200, 515360, 544349, 554012, 581360, 644200, 669968, 692515, 726700, 837460, 1046825, 1088698, 1108024, 1162720, 1288400, 1339936, 1385030, 1453400, 1674920, 1800539, 2093650, 2177396, 2216048, 2576800, 2721745, 2770060, 2906800, 3349840, 3462575, 3601078, 4187300, 4354792, 4432096, 5443490, 5540120, 5813600, 6699680, 6925150, 7202156, 8374600, 8709584, 9002695, 10886980, 11080240, 13608725, 13850300, 14404312, 16749200, 17419168, 18005390, 21773960, 22160480, 23407007, 27217450, 27700600, 28808624, 33498400, 36010780, 43547920, 45013475, 46814014, 54434900, 55401200, 57617248, 72021560, 87095840, 90026950, 93628028, 108869800, 110802400, 117035035, 144043120, 180053900, 187256056, 217739600, 234070070, 288086240, 360107800, 374512112, 435479200, 468140140, 585175175, 720215600, 749024224, 936280280, 1170350350, 1440431200, 1872560560, 2340700700, 3745121120, 4681401400, 9362802800, 18725605600]

約数ペア:

[(1, 18725605600), (2, 9362802800), (4, 4681401400), (5, 3745121120), (8, 2340700700), (10, 1872560560), (13, 1440431200), (16, 1170350350), (20, 936280280), (25, 749024224), (26, 720215600), (32, 585175175), (40, 468140140), (43, 435479200), (50, 374512112), (52, 360107800), (65, 288086240), (80, 234070070), (86, 217739600), (100, 187256056), (104, 180053900), (130, 144043120), (160, 117035035), (169, 110802400), (172, 108869800), (200, 93628028), (208, 90026950), (215, 87095840), (260, 72021560), (325, 57617248), (338, 55401200), (344, 54434900), (400, 46814014), (416, 45013475), (430, 43547920), (520, 36010780), (559, 33498400), (650, 28808624), (676, 27700600), (688, 27217450), (800, 23407007), (845, 22160480), (860, 21773960), (1040, 18005390), (1075, 17419168), (1118, 16749200), (1300, 14404312), (1352, 13850300), (1376, 13608725), (1690, 11080240), (1720, 10886980), (2080, 9002695), (2150, 8709584), (2236, 8374600), (2600, 7202156), (2704, 6925150), (2795, 6699680), (3221, 5813600), (3380, 5540120), (3440, 5443490), (4225, 4432096), (4300, 4354792), (4472, 4187300), (5200, 3601078), (5408, 3462575), (5590, 3349840), (6442, 2906800), (6760, 2770060), (6880, 2721745), (7267, 2576800), (8450, 2216048), (8600, 2177396), (8944, 2093650), (10400, 1800539), (11180, 1674920), (12884, 1453400), (13520, 1385030), (13975, 1339936), (14534, 1288400), (16105, 1162720), (16900, 1108024), (17200, 1088698), (17888, 1046825), (22360, 837460), (25768, 726700), (27040, 692515), (27950, 669968), (29068, 644200), (32210, 581360), (33800, 554012), (34400, 544349), (36335, 515360), (41873, 447200), (44720, 418730), (51536, 363350), (55900, 334984), (58136, 322100), (64420, 290680), (67600, 277006), (72670, 257680), (80525, 232544), (83746, 223600), (89440, 209365), (103072, 181675), (111800, 167492), (116272, 161050), (128840, 145340), (135200, 138503)]