69252280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42227}}^1$

素因数の和:42279

約数の個数: 32

約数和(自身を含む): 159621840

約数和(自身を除く): 90369560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 42227, 84454, 168908, 211135, 337816, 422270, 844540, 1689080, 1731307, 3462614, 6925228, 8656535, 13850456, 17313070, 34626140, 69252280]

約数ペア:

[(1, 69252280), (2, 34626140), (4, 17313070), (5, 13850456), (8, 8656535), (10, 6925228), (20, 3462614), (40, 1731307), (41, 1689080), (82, 844540), (164, 422270), (205, 337816), (328, 211135), (410, 168908), (820, 84454), (1640, 42227)]