90199450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:928

約数の個数: 72

約数和(自身を含む): 195479676

約数和(自身を除く): 105280226

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 121, 170, 187, 242, 275, 374, 425, 550, 605, 850, 877, 935, 1210, 1754, 1870, 2057, 3025, 4114, 4385, 4675, 6050, 8770, 9350, 9647, 10285, 14909, 19294, 20570, 21925, 29818, 43850, 48235, 51425, 74545, 96470, 102850, 106117, 149090, 163999, 212234, 241175, 327998, 372725, 482350, 530585, 745450, 819995, 1061170, 1639990, 1803989, 2652925, 3607978, 4099975, 5305850, 8199950, 9019945, 18039890, 45099725, 90199450]

約数ペア:

[(1, 90199450), (2, 45099725), (5, 18039890), (10, 9019945), (11, 8199950), (17, 5305850), (22, 4099975), (25, 3607978), (34, 2652925), (50, 1803989), (55, 1639990), (85, 1061170), (110, 819995), (121, 745450), (170, 530585), (187, 482350), (242, 372725), (275, 327998), (374, 241175), (425, 212234), (550, 163999), (605, 149090), (850, 106117), (877, 102850), (935, 96470), (1210, 74545), (1754, 51425), (1870, 48235), (2057, 43850), (3025, 29818), (4114, 21925), (4385, 20570), (4675, 19294), (6050, 14909), (8770, 10285), (9350, 9647)]