140974775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{661}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 184698000

約数和(自身を除く): 43723225

約数列:

[1, 5, 19, 25, 95, 449, 475, 661, 2245, 3305, 8531, 11225, 12559, 16525, 42655, 62795, 213275, 296789, 313975, 1483945, 5638991, 7419725, 28194955, 140974775]

約数ペア:

[(1, 140974775), (5, 28194955), (19, 7419725), (25, 5638991), (95, 1483945), (449, 313975), (475, 296789), (661, 213275), (2245, 62795), (3305, 42655), (8531, 16525), (11225, 12559)]