15675074840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1\times {\mathrm{10181}}^1$

素因数の和:10884

約数の個数: 64

約数和(自身を含む): 35907433920

約数和(自身を除く): 20232359080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 631, 1220, 1262, 2440, 2524, 3155, 5048, 6310, 10181, 12620, 20362, 25240, 38491, 40724, 50905, 76982, 81448, 101810, 153964, 192455, 203620, 307928, 384910, 407240, 621041, 769820, 1242082, 1539640, 2484164, 3105205, 4968328, 6210410, 6424211, 12420820, 12848422, 24841640, 25696844, 32121055, 51393688, 64242110, 128484220, 256968440, 391876871, 783753742, 1567507484, 1959384355, 3135014968, 3918768710, 7837537420, 15675074840]

約数ペア:

[(1, 15675074840), (2, 7837537420), (4, 3918768710), (5, 3135014968), (8, 1959384355), (10, 1567507484), (20, 783753742), (40, 391876871), (61, 256968440), (122, 128484220), (244, 64242110), (305, 51393688), (488, 32121055), (610, 25696844), (631, 24841640), (1220, 12848422), (1262, 12420820), (2440, 6424211), (2524, 6210410), (3155, 4968328), (5048, 3105205), (6310, 2484164), (10181, 1539640), (12620, 1242082), (20362, 769820), (25240, 621041), (38491, 407240), (40724, 384910), (50905, 307928), (76982, 203620), (81448, 192455), (101810, 153964)]