70981390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{431}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 131383296

約数和(自身を除く): 60401906

約数列:

[1, 2, 5, 10, 43, 86, 215, 383, 430, 431, 766, 862, 1915, 2155, 3830, 4310, 16469, 18533, 32938, 37066, 82345, 92665, 164690, 165073, 185330, 330146, 825365, 1650730, 7098139, 14196278, 35490695, 70981390]

約数ペア:

[(1, 70981390), (2, 35490695), (5, 14196278), (10, 7098139), (43, 1650730), (86, 825365), (215, 330146), (383, 185330), (430, 165073), (431, 164690), (766, 92665), (862, 82345), (1915, 37066), (2155, 32938), (3830, 18533), (4310, 16469)]