251120134655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1755287}}^1$

素因数の和:1755407

約数の個数: 32

約数和(自身を含む): 339711418368

約数和(自身を除く): 88591283713

約数列:

[1, 5, 13, 31, 65, 71, 155, 355, 403, 923, 2015, 2201, 4615, 11005, 28613, 143065, 1755287, 8776435, 22818731, 54413897, 114093655, 124625377, 272069485, 623126885, 707380661, 1620129901, 3536903305, 3863386687, 8100649505, 19316933435, 50224026931, 251120134655]

約数ペア:

[(1, 251120134655), (5, 50224026931), (13, 19316933435), (31, 8100649505), (65, 3863386687), (71, 3536903305), (155, 1620129901), (355, 707380661), (403, 623126885), (923, 272069485), (2015, 124625377), (2201, 114093655), (4615, 54413897), (11005, 22818731), (28613, 8776435), (143065, 1755287)]