64069855

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 82668960

約数和(自身を除く): 18599105

約数列:

[1, 5, 17, 85, 101, 289, 439, 505, 1445, 1717, 2195, 7463, 8585, 29189, 37315, 44339, 126871, 145945, 221695, 634355, 753763, 3768815, 12813971, 64069855]

約数ペア:

[(1, 64069855), (5, 12813971), (17, 3768815), (85, 753763), (101, 634355), (289, 221695), (439, 145945), (505, 126871), (1445, 44339), (1717, 37315), (2195, 29189), (7463, 8585)]