90061575

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 153740160

約数和(自身を除く): 63678585

約数列:

[1, 3, 5, 15, 25, 53, 75, 139, 159, 163, 265, 417, 489, 695, 795, 815, 1325, 2085, 2445, 3475, 3975, 4075, 7367, 8639, 10425, 12225, 22101, 22657, 25917, 36835, 43195, 67971, 110505, 113285, 129585, 184175, 215975, 339855, 552525, 566425, 647925, 1200821, 1699275, 3602463, 6004105, 18012315, 30020525, 90061575]

約数ペア:

[(1, 90061575), (3, 30020525), (5, 18012315), (15, 6004105), (25, 3602463), (53, 1699275), (75, 1200821), (139, 647925), (159, 566425), (163, 552525), (265, 339855), (417, 215975), (489, 184175), (695, 129585), (795, 113285), (815, 110505), (1325, 67971), (2085, 43195), (2445, 36835), (3475, 25917), (3975, 22657), (4075, 22101), (7367, 12225), (8639, 10425)]