81571310

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1951}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 152209152

約数和(自身を除く): 70637842

約数列:

[1, 2, 5, 10, 37, 74, 113, 185, 226, 370, 565, 1130, 1951, 3902, 4181, 8362, 9755, 19510, 20905, 41810, 72187, 144374, 220463, 360935, 440926, 721870, 1102315, 2204630, 8157131, 16314262, 40785655, 81571310]

約数ペア:

[(1, 81571310), (2, 40785655), (5, 16314262), (10, 8157131), (37, 2204630), (74, 1102315), (113, 721870), (185, 440926), (226, 360935), (370, 220463), (565, 144374), (1130, 72187), (1951, 41810), (3902, 20905), (4181, 19510), (8362, 9755)]