71825580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{399031}}^1$

素因数の和:399046

約数の個数: 36

約数和(自身を含む): 217871472

約数和(自身を除く): 146045892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 399031, 798062, 1197093, 1596124, 1995155, 2394186, 3591279, 3990310, 4788372, 5985465, 7182558, 7980620, 11970930, 14365116, 17956395, 23941860, 35912790, 71825580]

約数ペア:

[(1, 71825580), (2, 35912790), (3, 23941860), (4, 17956395), (5, 14365116), (6, 11970930), (9, 7980620), (10, 7182558), (12, 5985465), (15, 4788372), (18, 3990310), (20, 3591279), (30, 2394186), (36, 1995155), (45, 1596124), (60, 1197093), (90, 798062), (180, 399031)]