81164200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 192

約数和(自身を含む): 224985600

約数和(自身を除く): 143821400

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 31, 38, 40, 50, 52, 53, 62, 65, 76, 95, 100, 104, 106, 124, 130, 152, 155, 190, 200, 212, 247, 248, 260, 265, 310, 325, 380, 403, 424, 475, 494, 520, 530, 589, 620, 650, 689, 760, 775, 806, 950, 988, 1007, 1060, 1178, 1235, 1240, 1300, 1325, 1378, 1550, 1612, 1643, 1900, 1976, 2014, 2015, 2120, 2356, 2470, 2600, 2650, 2756, 2945, 3100, 3224, 3286, 3445, 3800, 4028, 4030, 4712, 4940, 5035, 5300, 5512, 5890, 6175, 6200, 6572, 6890, 7657, 8056, 8060, 8215, 9880, 10070, 10075, 10600, 11780, 12350, 13091, 13144, 13780, 14725, 15314, 16120, 16430, 17225, 20140, 20150, 21359, 23560, 24700, 25175, 26182, 27560, 29450, 30628, 31217, 32860, 34450, 38285, 40280, 40300, 41075, 42718, 49400, 50350, 52364, 58900, 61256, 62434, 65455, 65720, 68900, 76570, 80600, 82150, 85436, 100700, 104728, 106795, 117800, 124868, 130910, 137800, 153140, 156085, 164300, 170872, 191425, 201400, 213590, 249736, 261820, 306280, 312170, 327275, 328600, 382850, 405821, 427180, 523640, 533975, 624340, 654550, 765700, 780425, 811642, 854360, 1067950, 1248680, 1309100, 1531400, 1560850, 1623284, 2029105, 2135900, 2618200, 3121700, 3246568, 4058210, 4271800, 6243400, 8116420, 10145525, 16232840, 20291050, 40582100, 81164200]

約数ペア:

[(1, 81164200), (2, 40582100), (4, 20291050), (5, 16232840), (8, 10145525), (10, 8116420), (13, 6243400), (19, 4271800), (20, 4058210), (25, 3246568), (26, 3121700), (31, 2618200), (38, 2135900), (40, 2029105), (50, 1623284), (52, 1560850), (53, 1531400), (62, 1309100), (65, 1248680), (76, 1067950), (95, 854360), (100, 811642), (104, 780425), (106, 765700), (124, 654550), (130, 624340), (152, 533975), (155, 523640), (190, 427180), (200, 405821), (212, 382850), (247, 328600), (248, 327275), (260, 312170), (265, 306280), (310, 261820), (325, 249736), (380, 213590), (403, 201400), (424, 191425), (475, 170872), (494, 164300), (520, 156085), (530, 153140), (589, 137800), (620, 130910), (650, 124868), (689, 117800), (760, 106795), (775, 104728), (806, 100700), (950, 85436), (988, 82150), (1007, 80600), (1060, 76570), (1178, 68900), (1235, 65720), (1240, 65455), (1300, 62434), (1325, 61256), (1378, 58900), (1550, 52364), (1612, 50350), (1643, 49400), (1900, 42718), (1976, 41075), (2014, 40300), (2015, 40280), (2120, 38285), (2356, 34450), (2470, 32860), (2600, 31217), (2650, 30628), (2756, 29450), (2945, 27560), (3100, 26182), (3224, 25175), (3286, 24700), (3445, 23560), (3800, 21359), (4028, 20150), (4030, 20140), (4712, 17225), (4940, 16430), (5035, 16120), (5300, 15314), (5512, 14725), (5890, 13780), (6175, 13144), (6200, 13091), (6572, 12350), (6890, 11780), (7657, 10600), (8056, 10075), (8060, 10070), (8215, 9880)]