56189360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 136657920

約数和(自身を除く): 80468560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 163, 248, 278, 310, 326, 496, 556, 620, 652, 695, 815, 1112, 1240, 1304, 1390, 1630, 2224, 2480, 2608, 2780, 3260, 4309, 5053, 5560, 6520, 8618, 10106, 11120, 13040, 17236, 20212, 21545, 22657, 25265, 34472, 40424, 43090, 45314, 50530, 68944, 80848, 86180, 90628, 101060, 113285, 172360, 181256, 202120, 226570, 344720, 362512, 404240, 453140, 702367, 906280, 1404734, 1812560, 2809468, 3511835, 5618936, 7023670, 11237872, 14047340, 28094680, 56189360]

約数ペア:

[(1, 56189360), (2, 28094680), (4, 14047340), (5, 11237872), (8, 7023670), (10, 5618936), (16, 3511835), (20, 2809468), (31, 1812560), (40, 1404734), (62, 906280), (80, 702367), (124, 453140), (139, 404240), (155, 362512), (163, 344720), (248, 226570), (278, 202120), (310, 181256), (326, 172360), (496, 113285), (556, 101060), (620, 90628), (652, 86180), (695, 80848), (815, 68944), (1112, 50530), (1240, 45314), (1304, 43090), (1390, 40424), (1630, 34472), (2224, 25265), (2480, 22657), (2608, 21545), (2780, 20212), (3260, 17236), (4309, 13040), (5053, 11120), (5560, 10106), (6520, 8618)]