128527490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20177}}^1$

素因数の和:20211

約数の個数: 48

約数和(自身を含む): 289836792

約数和(自身を除く): 161309302

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 20177, 40354, 100885, 141239, 201770, 262301, 282478, 524602, 706195, 988673, 1311505, 1412390, 1836107, 1977346, 2623010, 3672214, 4943365, 9180535, 9886730, 12852749, 18361070, 25705498, 64263745, 128527490]

約数ペア:

[(1, 128527490), (2, 64263745), (5, 25705498), (7, 18361070), (10, 12852749), (13, 9886730), (14, 9180535), (26, 4943365), (35, 3672214), (49, 2623010), (65, 1977346), (70, 1836107), (91, 1412390), (98, 1311505), (130, 988673), (182, 706195), (245, 524602), (455, 282478), (490, 262301), (637, 201770), (910, 141239), (1274, 100885), (3185, 40354), (6370, 20177)]