89077280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{32749}}^1$

素因数の和:32781

約数の個数: 48

約数和(自身を含む): 222831000

約数和(自身を除く): 133753720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 32749, 65498, 130996, 163745, 261992, 327490, 523984, 556733, 654980, 1047968, 1113466, 1309960, 2226932, 2619920, 2783665, 4453864, 5239840, 5567330, 8907728, 11134660, 17815456, 22269320, 44538640, 89077280]

約数ペア:

[(1, 89077280), (2, 44538640), (4, 22269320), (5, 17815456), (8, 11134660), (10, 8907728), (16, 5567330), (17, 5239840), (20, 4453864), (32, 2783665), (34, 2619920), (40, 2226932), (68, 1309960), (80, 1113466), (85, 1047968), (136, 654980), (160, 556733), (170, 523984), (272, 327490), (340, 261992), (544, 163745), (680, 130996), (1360, 65498), (2720, 32749)]