16502120

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2531}}^1$

素因数の和:2705

約数の個数: 32

約数和(自身を含む): 37372320

約数和(自身を除く): 20870200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 2531, 3260, 5062, 6520, 10124, 12655, 20248, 25310, 50620, 101240, 412553, 825106, 1650212, 2062765, 3300424, 4125530, 8251060, 16502120]

約数ペア:

[(1, 16502120), (2, 8251060), (4, 4125530), (5, 3300424), (8, 2062765), (10, 1650212), (20, 825106), (40, 412553), (163, 101240), (326, 50620), (652, 25310), (815, 20248), (1304, 12655), (1630, 10124), (2531, 6520), (3260, 5062)]