55530475

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 94400208

約数和(自身を除く): 38869733

約数列:

[1, 5, 7, 11, 13, 25, 35, 49, 55, 65, 77, 91, 143, 175, 245, 275, 317, 325, 385, 455, 539, 637, 715, 1001, 1225, 1585, 1925, 2219, 2275, 2695, 3185, 3487, 3575, 4121, 5005, 7007, 7925, 11095, 13475, 15533, 15925, 17435, 20605, 24409, 25025, 28847, 35035, 45331, 55475, 77665, 87175, 103025, 122045, 144235, 170863, 175175, 201929, 226655, 317317, 388325, 610225, 721175, 854315, 1009645, 1133275, 1586585, 2221219, 4271575, 5048225, 7932925, 11106095, 55530475]

約数ペア:

[(1, 55530475), (5, 11106095), (7, 7932925), (11, 5048225), (13, 4271575), (25, 2221219), (35, 1586585), (49, 1133275), (55, 1009645), (65, 854315), (77, 721175), (91, 610225), (143, 388325), (175, 317317), (245, 226655), (275, 201929), (317, 175175), (325, 170863), (385, 144235), (455, 122045), (539, 103025), (637, 87175), (715, 77665), (1001, 55475), (1225, 45331), (1585, 35035), (1925, 28847), (2219, 25025), (2275, 24409), (2695, 20605), (3185, 17435), (3487, 15925), (3575, 15533), (4121, 13475), (5005, 11095), (7007, 7925)]