28500160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 168

約数和(自身を含む): 80320896

約数和(自身を除く): 51820736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 124, 130, 136, 155, 160, 169, 170, 208, 221, 248, 260, 272, 310, 320, 338, 340, 403, 416, 442, 496, 520, 527, 544, 620, 676, 680, 806, 832, 845, 884, 992, 1040, 1054, 1088, 1105, 1240, 1352, 1360, 1612, 1690, 1768, 1984, 2015, 2080, 2108, 2210, 2480, 2635, 2704, 2720, 2873, 3224, 3380, 3536, 4030, 4160, 4216, 4420, 4960, 5239, 5270, 5408, 5440, 5746, 6448, 6760, 6851, 7072, 8060, 8432, 8840, 9920, 10478, 10540, 10816, 11492, 12896, 13520, 13702, 14144, 14365, 16120, 16864, 17680, 20956, 21080, 22984, 25792, 26195, 27040, 27404, 28730, 32240, 33728, 34255, 35360, 41912, 42160, 45968, 52390, 54080, 54808, 57460, 64480, 68510, 70720, 83824, 84320, 89063, 91936, 104780, 109616, 114920, 128960, 137020, 167648, 168640, 178126, 183872, 209560, 219232, 229840, 274040, 335296, 356252, 419120, 438464, 445315, 459680, 548080, 712504, 838240, 890630, 919360, 1096160, 1425008, 1676480, 1781260, 2192320, 2850016, 3562520, 5700032, 7125040, 14250080, 28500160]

約数ペア:

[(1, 28500160), (2, 14250080), (4, 7125040), (5, 5700032), (8, 3562520), (10, 2850016), (13, 2192320), (16, 1781260), (17, 1676480), (20, 1425008), (26, 1096160), (31, 919360), (32, 890630), (34, 838240), (40, 712504), (52, 548080), (62, 459680), (64, 445315), (65, 438464), (68, 419120), (80, 356252), (85, 335296), (104, 274040), (124, 229840), (130, 219232), (136, 209560), (155, 183872), (160, 178126), (169, 168640), (170, 167648), (208, 137020), (221, 128960), (248, 114920), (260, 109616), (272, 104780), (310, 91936), (320, 89063), (338, 84320), (340, 83824), (403, 70720), (416, 68510), (442, 64480), (496, 57460), (520, 54808), (527, 54080), (544, 52390), (620, 45968), (676, 42160), (680, 41912), (806, 35360), (832, 34255), (845, 33728), (884, 32240), (992, 28730), (1040, 27404), (1054, 27040), (1088, 26195), (1105, 25792), (1240, 22984), (1352, 21080), (1360, 20956), (1612, 17680), (1690, 16864), (1768, 16120), (1984, 14365), (2015, 14144), (2080, 13702), (2108, 13520), (2210, 12896), (2480, 11492), (2635, 10816), (2704, 10540), (2720, 10478), (2873, 9920), (3224, 8840), (3380, 8432), (3536, 8060), (4030, 7072), (4160, 6851), (4216, 6760), (4420, 6448), (4960, 5746), (5239, 5440), (5270, 5408)]