749678410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 1606397184

約数和(自身を除く): 856718774

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 61, 65, 67, 83, 85, 122, 130, 134, 166, 170, 221, 305, 335, 415, 442, 610, 670, 793, 830, 871, 1037, 1079, 1105, 1139, 1411, 1586, 1742, 2074, 2158, 2210, 2278, 2822, 3965, 4087, 4355, 5063, 5185, 5395, 5561, 5695, 7055, 7930, 8174, 8710, 10126, 10370, 10790, 11122, 11390, 13481, 14110, 14807, 18343, 20435, 25315, 26962, 27805, 29614, 36686, 40870, 50630, 53131, 55610, 65819, 67405, 69479, 72293, 74035, 86071, 91715, 94537, 106262, 131638, 134810, 138958, 144586, 148070, 172142, 183430, 189074, 265655, 329095, 339221, 347395, 361465, 430355, 472685, 531310, 658190, 678442, 694790, 722930, 860710, 903227, 945370, 1118923, 1228981, 1696105, 1806454, 2237846, 2457962, 3392210, 4409873, 4516135, 5594615, 5766757, 6144905, 8819746, 9032270, 11189230, 11533514, 12289810, 22049365, 28833785, 44098730, 57667570, 74967841, 149935682, 374839205, 749678410]

約数ペア:

[(1, 749678410), (2, 374839205), (5, 149935682), (10, 74967841), (13, 57667570), (17, 44098730), (26, 28833785), (34, 22049365), (61, 12289810), (65, 11533514), (67, 11189230), (83, 9032270), (85, 8819746), (122, 6144905), (130, 5766757), (134, 5594615), (166, 4516135), (170, 4409873), (221, 3392210), (305, 2457962), (335, 2237846), (415, 1806454), (442, 1696105), (610, 1228981), (670, 1118923), (793, 945370), (830, 903227), (871, 860710), (1037, 722930), (1079, 694790), (1105, 678442), (1139, 658190), (1411, 531310), (1586, 472685), (1742, 430355), (2074, 361465), (2158, 347395), (2210, 339221), (2278, 329095), (2822, 265655), (3965, 189074), (4087, 183430), (4355, 172142), (5063, 148070), (5185, 144586), (5395, 138958), (5561, 134810), (5695, 131638), (7055, 106262), (7930, 94537), (8174, 91715), (8710, 86071), (10126, 74035), (10370, 72293), (10790, 69479), (11122, 67405), (11390, 65819), (13481, 55610), (14110, 53131), (14807, 50630), (18343, 40870), (20435, 36686), (25315, 29614), (26962, 27805)]