13256820100

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{181}}^1\times {\mathrm{5591}}^1$

素因数の和:5917

約数の個数: 72

約数和(自身を含む): 29152259136

約数和(自身を除く): 15895439036

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 181, 262, 362, 524, 655, 724, 905, 1310, 1810, 2620, 3275, 3620, 4525, 5591, 6550, 9050, 11182, 13100, 18100, 22364, 23711, 27955, 47422, 55910, 94844, 111820, 118555, 139775, 237110, 279550, 474220, 559100, 592775, 732421, 1011971, 1185550, 1464842, 2023942, 2371100, 2929684, 3662105, 4047884, 5059855, 7324210, 10119710, 14648420, 18310525, 20239420, 25299275, 36621050, 50598550, 73242100, 101197100, 132568201, 265136402, 530272804, 662841005, 1325682010, 2651364020, 3314205025, 6628410050, 13256820100]

約数ペア:

[(1, 13256820100), (2, 6628410050), (4, 3314205025), (5, 2651364020), (10, 1325682010), (20, 662841005), (25, 530272804), (50, 265136402), (100, 132568201), (131, 101197100), (181, 73242100), (262, 50598550), (362, 36621050), (524, 25299275), (655, 20239420), (724, 18310525), (905, 14648420), (1310, 10119710), (1810, 7324210), (2620, 5059855), (3275, 4047884), (3620, 3662105), (4525, 2929684), (5591, 2371100), (6550, 2023942), (9050, 1464842), (11182, 1185550), (13100, 1011971), (18100, 732421), (22364, 592775), (23711, 559100), (27955, 474220), (47422, 279550), (55910, 237110), (94844, 139775), (111820, 118555)]