55945240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 136402560

約数和(自身を除く): 80457320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 271, 397, 520, 542, 794, 1084, 1355, 1588, 1985, 2168, 2710, 3176, 3523, 3970, 5161, 5420, 7046, 7940, 10322, 10840, 14092, 15880, 17615, 20644, 25805, 28184, 35230, 41288, 51610, 70460, 103220, 107587, 140920, 206440, 215174, 430348, 537935, 860696, 1075870, 1398631, 2151740, 2797262, 4303480, 5594524, 6993155, 11189048, 13986310, 27972620, 55945240]

約数ペア:

[(1, 55945240), (2, 27972620), (4, 13986310), (5, 11189048), (8, 6993155), (10, 5594524), (13, 4303480), (20, 2797262), (26, 2151740), (40, 1398631), (52, 1075870), (65, 860696), (104, 537935), (130, 430348), (260, 215174), (271, 206440), (397, 140920), (520, 107587), (542, 103220), (794, 70460), (1084, 51610), (1355, 41288), (1588, 35230), (1985, 28184), (2168, 25805), (2710, 20644), (3176, 17615), (3523, 15880), (3970, 14092), (5161, 10840), (5420, 10322), (7046, 7940)]