129820975

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{479}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 166239360

約数和(自身を除く): 36418385

約数列:

[1, 5, 25, 37, 185, 293, 479, 925, 1465, 2395, 7325, 10841, 11975, 17723, 54205, 88615, 140347, 271025, 443075, 701735, 3508675, 5192839, 25964195, 129820975]

約数ペア:

[(1, 129820975), (5, 25964195), (25, 5192839), (37, 3508675), (185, 701735), (293, 443075), (479, 271025), (925, 140347), (1465, 88615), (2395, 54205), (7325, 17723), (10841, 11975)]