77857570

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{22699}}^1$

素因数の和:22727

約数の個数: 32

約数和(自身を含む): 163440000

約数和(自身を除く): 85582430

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 22699, 45398, 113495, 158893, 226990, 317786, 794465, 1112251, 1588930, 2224502, 5561255, 7785757, 11122510, 15571514, 38928785, 77857570]

約数ペア:

[(1, 77857570), (2, 38928785), (5, 15571514), (7, 11122510), (10, 7785757), (14, 5561255), (35, 2224502), (49, 1588930), (70, 1112251), (98, 794465), (245, 317786), (343, 226990), (490, 158893), (686, 113495), (1715, 45398), (3430, 22699)]