69815960

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1723}}^1$

素因数の和:2747

約数の個数: 32

約数和(自身を含む): 157332240

約数和(自身を除く): 87516280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 1723, 2026, 3446, 4052, 5065, 6892, 8104, 8615, 10130, 13784, 17230, 20260, 34460, 40520, 68920, 1745399, 3490798, 6981596, 8726995, 13963192, 17453990, 34907980, 69815960]

約数ペア:

[(1, 69815960), (2, 34907980), (4, 17453990), (5, 13963192), (8, 8726995), (10, 6981596), (20, 3490798), (40, 1745399), (1013, 68920), (1723, 40520), (2026, 34460), (3446, 20260), (4052, 17230), (5065, 13784), (6892, 10130), (8104, 8615)]