20239036875

素因数分解:

$3^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{156437}}^1$

素因数の和:156486

約数の個数: 60

約数和(自身を含む): 38119560336

約数和(自身を除く): 17880523461

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 625, 1035, 1125, 1725, 1875, 2875, 5175, 5625, 8625, 14375, 25875, 43125, 129375, 156437, 469311, 782185, 1407933, 2346555, 3598051, 3910925, 7039665, 10794153, 11732775, 17990255, 19554625, 32382459, 35198325, 53970765, 58663875, 89951275, 97773125, 161912295, 175991625, 269853825, 293319375, 449756375, 809561475, 879958125, 1349269125, 2248781875, 4047807375, 6746345625, 20239036875]

約数ペア:

[(1, 20239036875), (3, 6746345625), (5, 4047807375), (9, 2248781875), (15, 1349269125), (23, 879958125), (25, 809561475), (45, 449756375), (69, 293319375), (75, 269853825), (115, 175991625), (125, 161912295), (207, 97773125), (225, 89951275), (345, 58663875), (375, 53970765), (575, 35198325), (625, 32382459), (1035, 19554625), (1125, 17990255), (1725, 11732775), (1875, 10794153), (2875, 7039665), (5175, 3910925), (5625, 3598051), (8625, 2346555), (14375, 1407933), (25875, 782185), (43125, 469311), (129375, 156437)]