63405596420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7877}}^1\times {\mathrm{12983}}^1$

素因数の和:20900

約数の個数: 48

約数和(自身を含む): 137475007488

約数和(自身を除く): 74069411068

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 7877, 12983, 15754, 25966, 31508, 39385, 51932, 64915, 78770, 129830, 157540, 244187, 259660, 402473, 488374, 804946, 976748, 1220935, 1609892, 2012365, 2441870, 4024730, 4883740, 8049460, 102267091, 204534182, 409068364, 511335455, 1022670910, 2045341820, 3170279821, 6340559642, 12681119284, 15851399105, 31702798210, 63405596420]

約数ペア:

[(1, 63405596420), (2, 31702798210), (4, 15851399105), (5, 12681119284), (10, 6340559642), (20, 3170279821), (31, 2045341820), (62, 1022670910), (124, 511335455), (155, 409068364), (310, 204534182), (620, 102267091), (7877, 8049460), (12983, 4883740), (15754, 4024730), (25966, 2441870), (31508, 2012365), (39385, 1609892), (51932, 1220935), (64915, 976748), (78770, 804946), (129830, 488374), (157540, 402473), (244187, 259660)]