66990375

素因数分解:

$3^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 129392640

約数和(自身を除く): 62402265

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 125, 135, 207, 225, 345, 375, 575, 621, 675, 863, 1035, 1125, 1725, 2589, 2875, 3105, 3375, 4315, 5175, 7767, 8625, 12945, 15525, 19849, 21575, 23301, 25875, 38835, 59547, 64725, 77625, 99245, 107875, 116505, 178641, 194175, 297735, 323625, 496225, 535923, 582525, 893205, 970875, 1488675, 2481125, 2679615, 2912625, 4466025, 7443375, 13398075, 22330125, 66990375]

約数ペア:

[(1, 66990375), (3, 22330125), (5, 13398075), (9, 7443375), (15, 4466025), (23, 2912625), (25, 2679615), (27, 2481125), (45, 1488675), (69, 970875), (75, 893205), (115, 582525), (125, 535923), (135, 496225), (207, 323625), (225, 297735), (345, 194175), (375, 178641), (575, 116505), (621, 107875), (675, 99245), (863, 77625), (1035, 64725), (1125, 59547), (1725, 38835), (2589, 25875), (2875, 23301), (3105, 21575), (3375, 19849), (4315, 15525), (5175, 12945), (7767, 8625)]