64655450

素因数分解:

$2^1\times 5^2\times {\mathrm{997}}^1\times {\mathrm{1297}}^1$

素因数の和:2306

約数の個数: 24

約数和(自身を含む): 120472572

約数和(自身を除く): 55817122

約数列:

[1, 2, 5, 10, 25, 50, 997, 1297, 1994, 2594, 4985, 6485, 9970, 12970, 24925, 32425, 49850, 64850, 1293109, 2586218, 6465545, 12931090, 32327725, 64655450]

約数ペア:

[(1, 64655450), (2, 32327725), (5, 12931090), (10, 6465545), (25, 2586218), (50, 1293109), (997, 64850), (1297, 49850), (1994, 32425), (2594, 24925), (4985, 12970), (6485, 9970)]