77015260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{883}}^1$

素因数の和:995

約数の個数: 72

約数和(自身を含む): 190466640

約数和(自身を除く): 113451380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 623, 883, 890, 980, 1246, 1766, 1780, 2492, 3115, 3532, 4361, 4415, 6181, 6230, 8722, 8830, 12362, 12460, 17444, 17660, 21805, 24724, 30905, 43267, 43610, 61810, 78587, 86534, 87220, 123620, 157174, 173068, 216335, 314348, 392935, 432670, 550109, 785870, 865340, 1100218, 1571740, 2200436, 2750545, 3850763, 5501090, 7701526, 11002180, 15403052, 19253815, 38507630, 77015260]

約数ペア:

[(1, 77015260), (2, 38507630), (4, 19253815), (5, 15403052), (7, 11002180), (10, 7701526), (14, 5501090), (20, 3850763), (28, 2750545), (35, 2200436), (49, 1571740), (70, 1100218), (89, 865340), (98, 785870), (140, 550109), (178, 432670), (196, 392935), (245, 314348), (356, 216335), (445, 173068), (490, 157174), (623, 123620), (883, 87220), (890, 86534), (980, 78587), (1246, 61810), (1766, 43610), (1780, 43267), (2492, 30905), (3115, 24724), (3532, 21805), (4361, 17660), (4415, 17444), (6181, 12460), (6230, 12362), (8722, 8830)]