72965625

素因数分解:

$3^1\times 5^5\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 125116992

約数和(自身を除く): 52151367

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 181, 215, 375, 543, 625, 645, 905, 1075, 1875, 2715, 3125, 3225, 4525, 5375, 7783, 9375, 13575, 16125, 22625, 23349, 26875, 38915, 67875, 80625, 113125, 116745, 134375, 194575, 339375, 403125, 565625, 583725, 972875, 1696875, 2918625, 4864375, 14593125, 24321875, 72965625]

約数ペア:

[(1, 72965625), (3, 24321875), (5, 14593125), (15, 4864375), (25, 2918625), (43, 1696875), (75, 972875), (125, 583725), (129, 565625), (181, 403125), (215, 339375), (375, 194575), (543, 134375), (625, 116745), (645, 113125), (905, 80625), (1075, 67875), (1875, 38915), (2715, 26875), (3125, 23349), (3225, 22625), (4525, 16125), (5375, 13575), (7783, 9375)]