25345225

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 32408640

約数和(自身を除く): 7063415

約数列:

[1, 5, 25, 71, 109, 131, 355, 545, 655, 1775, 2725, 3275, 7739, 9301, 14279, 38695, 46505, 71395, 193475, 232525, 356975, 1013809, 5069045, 25345225]

約数ペア:

[(1, 25345225), (5, 5069045), (25, 1013809), (71, 356975), (109, 232525), (131, 193475), (355, 71395), (545, 46505), (655, 38695), (1775, 14279), (2725, 9301), (3275, 7739)]