69789430

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1489}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 129808800

約数和(自身を除く): 60019370

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 1090, 1489, 2978, 4687, 7445, 9374, 14890, 23435, 46870, 64027, 128054, 162301, 320135, 324602, 640270, 811505, 1623010, 6978943, 13957886, 34894715, 69789430]

約数ペア:

[(1, 69789430), (2, 34894715), (5, 13957886), (10, 6978943), (43, 1623010), (86, 811505), (109, 640270), (215, 324602), (218, 320135), (430, 162301), (545, 128054), (1090, 64027), (1489, 46870), (2978, 23435), (4687, 14890), (7445, 9374)]