69501640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{133657}}^1$

素因数の和:133681

約数の個数: 32

約数和(自身を含む): 168409080

約数和(自身を除く): 98907440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 133657, 267314, 534628, 668285, 1069256, 1336570, 1737541, 2673140, 3475082, 5346280, 6950164, 8687705, 13900328, 17375410, 34750820, 69501640]

約数ペア:

[(1, 69501640), (2, 34750820), (4, 17375410), (5, 13900328), (8, 8687705), (10, 6950164), (13, 5346280), (20, 3475082), (26, 2673140), (40, 1737541), (52, 1336570), (65, 1069256), (104, 668285), (130, 534628), (260, 267314), (520, 133657)]