257150

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 24

約数和(自身を含む): 494760

約数和(自身を除く): 237610

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 139, 185, 278, 370, 695, 925, 1390, 1850, 3475, 5143, 6950, 10286, 25715, 51430, 128575, 257150]

約数ペア:

[(1, 257150), (2, 128575), (5, 51430), (10, 25715), (25, 10286), (37, 6950), (50, 5143), (74, 3475), (139, 1850), (185, 1390), (278, 925), (370, 695)]