53110840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18701}}^1$

素因数の和:18783

約数の個数: 32

約数和(自身を含む): 121188960

約数和(自身を除く): 68078120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 18701, 37402, 74804, 93505, 149608, 187010, 374020, 748040, 1327771, 2655542, 5311084, 6638855, 10622168, 13277710, 26555420, 53110840]

約数ペア:

[(1, 53110840), (2, 26555420), (4, 13277710), (5, 10622168), (8, 6638855), (10, 5311084), (20, 2655542), (40, 1327771), (71, 748040), (142, 374020), (284, 187010), (355, 149608), (568, 93505), (710, 74804), (1420, 37402), (2840, 18701)]