42571880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81869}}^1$

素因数の和:81893

約数の個数: 32

約数和(自身を含む): 103156200

約数和(自身を除く): 60584320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 81869, 163738, 327476, 409345, 654952, 818690, 1064297, 1637380, 2128594, 3274760, 4257188, 5321485, 8514376, 10642970, 21285940, 42571880]

約数ペア:

[(1, 42571880), (2, 21285940), (4, 10642970), (5, 8514376), (8, 5321485), (10, 4257188), (13, 3274760), (20, 2128594), (26, 1637380), (40, 1064297), (52, 818690), (65, 654952), (104, 409345), (130, 327476), (260, 163738), (520, 81869)]