69107840

素因数分解:

$2^7\times 5^1\times {\mathrm{107981}}^1$

素因数の和:108000

約数の個数: 32

約数和(自身を含む): 165212460

約数和(自身を除く): 96104620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 107981, 215962, 431924, 539905, 863848, 1079810, 1727696, 2159620, 3455392, 4319240, 6910784, 8638480, 13821568, 17276960, 34553920, 69107840]

約数ペア:

[(1, 69107840), (2, 34553920), (4, 17276960), (5, 13821568), (8, 8638480), (10, 6910784), (16, 4319240), (20, 3455392), (32, 2159620), (40, 1727696), (64, 1079810), (80, 863848), (128, 539905), (160, 431924), (320, 215962), (640, 107981)]