20072277875

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{503}}^1\times {\mathrm{1889}}^1$

素因数の和:2433

約数の個数: 48

約数和(自身を含む): 27193682880

約数和(自身を除く): 7121405005

約数列:

[1, 5, 13, 25, 65, 125, 169, 325, 503, 845, 1625, 1889, 2515, 4225, 6539, 9445, 12575, 21125, 24557, 32695, 47225, 62875, 85007, 122785, 163475, 236125, 319241, 425035, 613925, 817375, 950167, 1596205, 2125175, 3069625, 4750835, 7981025, 10625875, 12352171, 23754175, 39905125, 61760855, 118770875, 160578223, 308804275, 802891115, 1544021375, 4014455575, 20072277875]

約数ペア:

[(1, 20072277875), (5, 4014455575), (13, 1544021375), (25, 802891115), (65, 308804275), (125, 160578223), (169, 118770875), (325, 61760855), (503, 39905125), (845, 23754175), (1625, 12352171), (1889, 10625875), (2515, 7981025), (4225, 4750835), (6539, 3069625), (9445, 2125175), (12575, 1596205), (21125, 950167), (24557, 817375), (32695, 613925), (47225, 425035), (62875, 319241), (85007, 236125), (122785, 163475)]