258300575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{4391}}^1$

素因数の和:4595

約数の個数: 24

約数和(自身を含む): 346915296

約数和(自身を除く): 88614721

約数列:

[1, 5, 13, 25, 65, 181, 325, 905, 2353, 4391, 4525, 11765, 21955, 57083, 58825, 109775, 285415, 794771, 1427075, 3973855, 10332023, 19869275, 51660115, 258300575]

約数ペア:

[(1, 258300575), (5, 51660115), (13, 19869275), (25, 10332023), (65, 3973855), (181, 1427075), (325, 794771), (905, 285415), (2353, 109775), (4391, 58825), (4525, 57083), (11765, 21955)]