80648220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31259}}^1$

素因数の和:31314

約数の個数: 48

約数和(自身を含む): 231073920

約数和(自身を除く): 150425700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 31259, 62518, 93777, 125036, 156295, 187554, 312590, 375108, 468885, 625180, 937770, 1344137, 1875540, 2688274, 4032411, 5376548, 6720685, 8064822, 13441370, 16129644, 20162055, 26882740, 40324110, 80648220]

約数ペア:

[(1, 80648220), (2, 40324110), (3, 26882740), (4, 20162055), (5, 16129644), (6, 13441370), (10, 8064822), (12, 6720685), (15, 5376548), (20, 4032411), (30, 2688274), (43, 1875540), (60, 1344137), (86, 937770), (129, 625180), (172, 468885), (215, 375108), (258, 312590), (430, 187554), (516, 156295), (645, 125036), (860, 93777), (1290, 62518), (2580, 31259)]