64485715

素因数分解:

$5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2024

約数の個数: 32

約数和(自身を含む): 95040000

約数和(自身を除く): 30554285

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 343, 665, 931, 1715, 1979, 4655, 6517, 9895, 13853, 32585, 37601, 69265, 96971, 188005, 263207, 484855, 678797, 1316035, 1842449, 3393985, 9212245, 12897143, 64485715]

約数ペア:

[(1, 64485715), (5, 12897143), (7, 9212245), (19, 3393985), (35, 1842449), (49, 1316035), (95, 678797), (133, 484855), (245, 263207), (343, 188005), (665, 96971), (931, 69265), (1715, 37601), (1979, 32585), (4655, 13853), (6517, 9895)]