71306510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1961

約数の個数: 48

約数和(自身を含む): 145708416

約数和(自身を除く): 74401906

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 242, 310, 341, 605, 682, 1210, 1705, 1901, 3410, 3751, 3802, 7502, 9505, 18755, 19010, 20911, 37510, 41822, 58931, 104555, 117862, 209110, 230021, 294655, 460042, 589310, 648241, 1150105, 1296482, 2300210, 3241205, 6482410, 7130651, 14261302, 35653255, 71306510]

約数ペア:

[(1, 71306510), (2, 35653255), (5, 14261302), (10, 7130651), (11, 6482410), (22, 3241205), (31, 2300210), (55, 1296482), (62, 1150105), (110, 648241), (121, 589310), (155, 460042), (242, 294655), (310, 230021), (341, 209110), (605, 117862), (682, 104555), (1210, 58931), (1705, 41822), (1901, 37510), (3410, 20911), (3751, 19010), (3802, 18755), (7502, 9505)]