13205725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 17811360

約数和(自身を除く): 4605635

約数列:

[1, 5, 13, 25, 65, 179, 227, 325, 895, 1135, 2327, 2951, 4475, 5675, 11635, 14755, 40633, 58175, 73775, 203165, 528229, 1015825, 2641145, 13205725]

約数ペア:

[(1, 13205725), (5, 2641145), (13, 1015825), (25, 528229), (65, 203165), (179, 73775), (227, 58175), (325, 40633), (895, 14755), (1135, 11635), (2327, 5675), (2951, 4475)]