86441825

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 110516736

約数和(自身を除く): 24074911

約数列:

[1, 5, 25, 43, 191, 215, 421, 955, 1075, 2105, 4775, 8213, 10525, 18103, 41065, 80411, 90515, 205325, 402055, 452575, 2010275, 3457673, 17288365, 86441825]

約数ペア:

[(1, 86441825), (5, 17288365), (25, 3457673), (43, 2010275), (191, 452575), (215, 402055), (421, 205325), (955, 90515), (1075, 80411), (2105, 41065), (4775, 18103), (8213, 10525)]