86798920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2351}}^1$

素因数の和:2446

約数の個数: 64

約数和(自身を含む): 213373440

約数和(自身を除く): 126574520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2351, 2840, 3692, 4615, 4702, 7384, 9230, 9404, 11755, 18460, 18808, 23510, 30563, 36920, 47020, 61126, 94040, 122252, 152815, 166921, 244504, 305630, 333842, 611260, 667684, 834605, 1222520, 1335368, 1669210, 2169973, 3338420, 4339946, 6676840, 8679892, 10849865, 17359784, 21699730, 43399460, 86798920]

約数ペア:

[(1, 86798920), (2, 43399460), (4, 21699730), (5, 17359784), (8, 10849865), (10, 8679892), (13, 6676840), (20, 4339946), (26, 3338420), (40, 2169973), (52, 1669210), (65, 1335368), (71, 1222520), (104, 834605), (130, 667684), (142, 611260), (260, 333842), (284, 305630), (355, 244504), (520, 166921), (568, 152815), (710, 122252), (923, 94040), (1420, 61126), (1846, 47020), (2351, 36920), (2840, 30563), (3692, 23510), (4615, 18808), (4702, 18460), (7384, 11755), (9230, 9404)]