858871875

素因数分解:

$3^1\times 5^5\times {\mathrm{17}}^2\times {\mathrm{317}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 1525308624

約数和(自身を除く): 666436749

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 289, 317, 375, 425, 625, 867, 951, 1275, 1445, 1585, 1875, 2125, 3125, 4335, 4755, 5389, 6375, 7225, 7925, 9375, 10625, 16167, 21675, 23775, 26945, 31875, 36125, 39625, 53125, 80835, 91613, 108375, 118875, 134725, 159375, 180625, 198125, 274839, 404175, 458065, 541875, 594375, 673625, 903125, 990625, 1374195, 2020875, 2290325, 2709375, 2971875, 3368125, 6870975, 10104375, 11451625, 16840625, 34354875, 50521875, 57258125, 171774375, 286290625, 858871875]

約数ペア:

[(1, 858871875), (3, 286290625), (5, 171774375), (15, 57258125), (17, 50521875), (25, 34354875), (51, 16840625), (75, 11451625), (85, 10104375), (125, 6870975), (255, 3368125), (289, 2971875), (317, 2709375), (375, 2290325), (425, 2020875), (625, 1374195), (867, 990625), (951, 903125), (1275, 673625), (1445, 594375), (1585, 541875), (1875, 458065), (2125, 404175), (3125, 274839), (4335, 198125), (4755, 180625), (5389, 159375), (6375, 134725), (7225, 118875), (7925, 108375), (9375, 91613), (10625, 80835), (16167, 53125), (21675, 39625), (23775, 36125), (26945, 31875)]