90326015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1979

約数の個数: 32

約数和(自身を含む): 126536256

約数和(自身を除く): 36210241

約数列:

[1, 5, 13, 17, 43, 65, 85, 215, 221, 559, 731, 1105, 1901, 2795, 3655, 9503, 9505, 24713, 32317, 47515, 81743, 123565, 161585, 408715, 420121, 1062659, 1389631, 2100605, 5313295, 6948155, 18065203, 90326015]

約数ペア:

[(1, 90326015), (5, 18065203), (13, 6948155), (17, 5313295), (43, 2100605), (65, 1389631), (85, 1062659), (215, 420121), (221, 408715), (559, 161585), (731, 123565), (1105, 81743), (1901, 47515), (2795, 32317), (3655, 24713), (9503, 9505)]