320416475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1879}}^1$

素因数の和:2267

約数の個数: 24

約数和(自身を含む): 419616000

約数和(自身を除く): 99199525

約数列:

[1, 5, 19, 25, 95, 359, 475, 1795, 1879, 6821, 8975, 9395, 34105, 35701, 46975, 170525, 178505, 674561, 892525, 3372805, 12816659, 16864025, 64083295, 320416475]

約数ペア:

[(1, 320416475), (5, 64083295), (19, 16864025), (25, 12816659), (95, 3372805), (359, 892525), (475, 674561), (1795, 178505), (1879, 170525), (6821, 46975), (8975, 35701), (9395, 34105)]