217369025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{1033}}^1$

素因数の和:1505

約数の個数: 24

約数和(自身を含む): 284639520

約数和(自身を除く): 67270495

約数列:

[1, 5, 19, 25, 95, 443, 475, 1033, 2215, 5165, 8417, 11075, 19627, 25825, 42085, 98135, 210425, 457619, 490675, 2288095, 8694761, 11440475, 43473805, 217369025]

約数ペア:

[(1, 217369025), (5, 43473805), (19, 11440475), (25, 8694761), (95, 2288095), (443, 490675), (475, 457619), (1033, 210425), (2215, 98135), (5165, 42085), (8417, 25825), (11075, 19627)]