90368775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 186592224

約数和(自身を除く): 96223449

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 181, 225, 315, 317, 525, 543, 905, 951, 1267, 1575, 1585, 1629, 2219, 2715, 2853, 3801, 4525, 4755, 6335, 6657, 7925, 8145, 11095, 11403, 13575, 14265, 19005, 19971, 23775, 31675, 33285, 40725, 55475, 57015, 57377, 71325, 95025, 99855, 166425, 172131, 285075, 286885, 401639, 499275, 516393, 860655, 1204917, 1434425, 2008195, 2581965, 3614751, 4303275, 6024585, 10040975, 12909825, 18073755, 30122925, 90368775]

約数ペア:

[(1, 90368775), (3, 30122925), (5, 18073755), (7, 12909825), (9, 10040975), (15, 6024585), (21, 4303275), (25, 3614751), (35, 2581965), (45, 2008195), (63, 1434425), (75, 1204917), (105, 860655), (175, 516393), (181, 499275), (225, 401639), (315, 286885), (317, 285075), (525, 172131), (543, 166425), (905, 99855), (951, 95025), (1267, 71325), (1575, 57377), (1585, 57015), (1629, 55475), (2219, 40725), (2715, 33285), (2853, 31675), (3801, 23775), (4525, 19971), (4755, 19005), (6335, 14265), (6657, 13575), (7925, 11403), (8145, 11095)]