25049240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20201}}^1$

素因数の和:20243

約数の個数: 32

約数和(自身を含む): 58181760

約数和(自身を除く): 33132520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20201, 40402, 80804, 101005, 161608, 202010, 404020, 626231, 808040, 1252462, 2504924, 3131155, 5009848, 6262310, 12524620, 25049240]

約数ペア:

[(1, 25049240), (2, 12524620), (4, 6262310), (5, 5009848), (8, 3131155), (10, 2504924), (20, 1252462), (31, 808040), (40, 626231), (62, 404020), (124, 202010), (155, 161608), (248, 101005), (310, 80804), (620, 40402), (1240, 20201)]