56851840

素因数分解:

$2^7\times 5^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:651

約数の個数: 64

約数和(自身を含む): 136879920

約数和(自身を除く): 80028080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 320, 421, 422, 640, 842, 844, 1055, 1684, 1688, 2105, 2110, 3368, 3376, 4210, 4220, 6736, 6752, 8420, 8440, 13472, 13504, 16840, 16880, 26944, 27008, 33680, 33760, 53888, 67360, 67520, 88831, 134720, 135040, 177662, 269440, 355324, 444155, 710648, 888310, 1421296, 1776620, 2842592, 3553240, 5685184, 7106480, 11370368, 14212960, 28425920, 56851840]

約数ペア:

[(1, 56851840), (2, 28425920), (4, 14212960), (5, 11370368), (8, 7106480), (10, 5685184), (16, 3553240), (20, 2842592), (32, 1776620), (40, 1421296), (64, 888310), (80, 710648), (128, 444155), (160, 355324), (211, 269440), (320, 177662), (421, 135040), (422, 134720), (640, 88831), (842, 67520), (844, 67360), (1055, 53888), (1684, 33760), (1688, 33680), (2105, 27008), (2110, 26944), (3368, 16880), (3376, 16840), (4210, 13504), (4220, 13472), (6736, 8440), (6752, 8420)]