69921920

素因数分解:

$2^7\times 5^1\times {\mathrm{109253}}^1$

素因数の和:109272

約数の個数: 32

約数和(自身を含む): 167158620

約数和(自身を除く): 97236700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 109253, 218506, 437012, 546265, 874024, 1092530, 1748048, 2185060, 3496096, 4370120, 6992192, 8740240, 13984384, 17480480, 34960960, 69921920]

約数ペア:

[(1, 69921920), (2, 34960960), (4, 17480480), (5, 13984384), (8, 8740240), (10, 6992192), (16, 4370120), (20, 3496096), (32, 2185060), (40, 1748048), (64, 1092530), (80, 874024), (128, 546265), (160, 437012), (320, 218506), (640, 109253)]