220147475

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{599}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 279074400

約数和(自身を除く): 58926925

約数列:

[1, 5, 25, 61, 241, 305, 599, 1205, 1525, 2995, 6025, 14701, 14975, 36539, 73505, 144359, 182695, 367525, 721795, 913475, 3608975, 8805899, 44029495, 220147475]

約数ペア:

[(1, 220147475), (5, 44029495), (25, 8805899), (61, 3608975), (241, 913475), (305, 721795), (599, 367525), (1205, 182695), (1525, 144359), (2995, 73505), (6025, 36539), (14701, 14975)]