131182580

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{44021}}^1$

素因数の和:44179

約数の個数: 24

約数和(自身を含む): 277338600

約数和(自身を除く): 146156020

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 44021, 88042, 176084, 220105, 440210, 880420, 6559129, 13118258, 26236516, 32795645, 65591290, 131182580]

約数ペア:

[(1, 131182580), (2, 65591290), (4, 32795645), (5, 26236516), (10, 13118258), (20, 6559129), (149, 880420), (298, 440210), (596, 220105), (745, 176084), (1490, 88042), (2980, 44021)]