138641590

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{1021}}^1$

素因数の和:1432

約数の個数: 32

約数和(自身を含む): 257249664

約数和(自身を除く): 118608074

約数列:

[1, 2, 5, 10, 37, 74, 185, 367, 370, 734, 1021, 1835, 2042, 3670, 5105, 10210, 13579, 27158, 37777, 67895, 75554, 135790, 188885, 374707, 377770, 749414, 1873535, 3747070, 13864159, 27728318, 69320795, 138641590]

約数ペア:

[(1, 138641590), (2, 69320795), (5, 27728318), (10, 13864159), (37, 3747070), (74, 1873535), (185, 749414), (367, 377770), (370, 374707), (734, 188885), (1021, 135790), (1835, 75554), (2042, 67895), (3670, 37777), (5105, 27158), (10210, 13579)]