68641875

素因数分解:

$3^2\times 5^4\times {\mathrm{12203}}^1$

素因数の和:12229

約数の個数: 30

約数和(自身を含む): 123907212

約数和(自身を除く): 55265337

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 5625, 12203, 36609, 61015, 109827, 183045, 305075, 549135, 915225, 1525375, 2745675, 4576125, 7626875, 13728375, 22880625, 68641875]

約数ペア:

[(1, 68641875), (3, 22880625), (5, 13728375), (9, 7626875), (15, 4576125), (25, 2745675), (45, 1525375), (75, 915225), (125, 549135), (225, 305075), (375, 183045), (625, 109827), (1125, 61015), (1875, 36609), (5625, 12203)]