55865680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53717}}^1$

素因数の和:53743

約数の個数: 40

約数和(自身を含む): 139881672

約数和(自身を除く): 84015992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 53717, 107434, 214868, 268585, 429736, 537170, 698321, 859472, 1074340, 1396642, 2148680, 2793284, 3491605, 4297360, 5586568, 6983210, 11173136, 13966420, 27932840, 55865680]

約数ペア:

[(1, 55865680), (2, 27932840), (4, 13966420), (5, 11173136), (8, 6983210), (10, 5586568), (13, 4297360), (16, 3491605), (20, 2793284), (26, 2148680), (40, 1396642), (52, 1074340), (65, 859472), (80, 698321), (104, 537170), (130, 429736), (208, 268585), (260, 214868), (520, 107434), (1040, 53717)]