156720250

素因数分解:

$2^1\times 5^3\times {\mathrm{211}}^1\times {\mathrm{2971}}^1$

素因数の和:3199

約数の個数: 32

約数和(自身を含む): 294869952

約数和(自身を除く): 138149702

約数列:

[1, 2, 5, 10, 25, 50, 125, 211, 250, 422, 1055, 2110, 2971, 5275, 5942, 10550, 14855, 26375, 29710, 52750, 74275, 148550, 371375, 626881, 742750, 1253762, 3134405, 6268810, 15672025, 31344050, 78360125, 156720250]

約数ペア:

[(1, 156720250), (2, 78360125), (5, 31344050), (10, 15672025), (25, 6268810), (50, 3134405), (125, 1253762), (211, 742750), (250, 626881), (422, 371375), (1055, 148550), (2110, 74275), (2971, 52750), (5275, 29710), (5942, 26375), (10550, 14855)]