77097400

素因数分解:

$2^3\times 5^2\times {\mathrm{397}}^1\times {\mathrm{971}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 179888040

約数和(自身を除く): 102790640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 397, 794, 971, 1588, 1942, 1985, 3176, 3884, 3970, 4855, 7768, 7940, 9710, 9925, 15880, 19420, 19850, 24275, 38840, 39700, 48550, 79400, 97100, 194200, 385487, 770974, 1541948, 1927435, 3083896, 3854870, 7709740, 9637175, 15419480, 19274350, 38548700, 77097400]

約数ペア:

[(1, 77097400), (2, 38548700), (4, 19274350), (5, 15419480), (8, 9637175), (10, 7709740), (20, 3854870), (25, 3083896), (40, 1927435), (50, 1541948), (100, 770974), (200, 385487), (397, 194200), (794, 97100), (971, 79400), (1588, 48550), (1942, 39700), (1985, 38840), (3176, 24275), (3884, 19850), (3970, 19420), (4855, 15880), (7768, 9925), (7940, 9710)]