67998680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{28813}}^1$

素因数の和:28883

約数の個数: 32

約数和(自身を含む): 155595600

約数和(自身を除く): 87596920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 28813, 57626, 115252, 144065, 230504, 288130, 576260, 1152520, 1699967, 3399934, 6799868, 8499835, 13599736, 16999670, 33999340, 67998680]

約数ペア:

[(1, 67998680), (2, 33999340), (4, 16999670), (5, 13599736), (8, 8499835), (10, 6799868), (20, 3399934), (40, 1699967), (59, 1152520), (118, 576260), (236, 288130), (295, 230504), (472, 144065), (590, 115252), (1180, 57626), (2360, 28813)]