131443240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{88813}}^1$

素因数の和:88861

約数の個数: 32

約数和(自身を含む): 303743880

約数和(自身を除く): 172300640

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 88813, 177626, 355252, 444065, 710504, 888130, 1776260, 3286081, 3552520, 6572162, 13144324, 16430405, 26288648, 32860810, 65721620, 131443240]

約数ペア:

[(1, 131443240), (2, 65721620), (4, 32860810), (5, 26288648), (8, 16430405), (10, 13144324), (20, 6572162), (37, 3552520), (40, 3286081), (74, 1776260), (148, 888130), (185, 710504), (296, 444065), (370, 355252), (740, 177626), (1480, 88813)]