155079890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 326536704

約数和(自身を除く): 171456814

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 137, 157, 206, 274, 314, 515, 685, 721, 785, 959, 1030, 1099, 1370, 1442, 1570, 1918, 2198, 3605, 4795, 5495, 7210, 9590, 10990, 14111, 16171, 21509, 28222, 32342, 43018, 70555, 80855, 98777, 107545, 113197, 141110, 150563, 161710, 197554, 215090, 226394, 301126, 493885, 565985, 752815, 987770, 1131970, 1505630, 2215427, 4430854, 11077135, 15507989, 22154270, 31015978, 77539945, 155079890]

約数ペア:

[(1, 155079890), (2, 77539945), (5, 31015978), (7, 22154270), (10, 15507989), (14, 11077135), (35, 4430854), (70, 2215427), (103, 1505630), (137, 1131970), (157, 987770), (206, 752815), (274, 565985), (314, 493885), (515, 301126), (685, 226394), (721, 215090), (785, 197554), (959, 161710), (1030, 150563), (1099, 141110), (1370, 113197), (1442, 107545), (1570, 98777), (1918, 80855), (2198, 70555), (3605, 43018), (4795, 32342), (5495, 28222), (7210, 21509), (9590, 16171), (10990, 14111)]