81254150

素因数分解:

$2^1\times 5^2\times {\mathrm{797}}^1\times {\mathrm{2039}}^1$

素因数の和:2848

約数の個数: 24

約数和(自身を含む): 151396560

約数和(自身を除く): 70142410

約数列:

[1, 2, 5, 10, 25, 50, 797, 1594, 2039, 3985, 4078, 7970, 10195, 19925, 20390, 39850, 50975, 101950, 1625083, 3250166, 8125415, 16250830, 40627075, 81254150]

約数ペア:

[(1, 81254150), (2, 40627075), (5, 16250830), (10, 8125415), (25, 3250166), (50, 1625083), (797, 101950), (1594, 50975), (2039, 39850), (3985, 20390), (4078, 19925), (7970, 10195)]