68149420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{117499}}^1$

素因数の和:117537

約数の個数: 24

約数和(自身を含む): 148050000

約数和(自身を除く): 79900580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 117499, 234998, 469996, 587495, 1174990, 2349980, 3407471, 6814942, 13629884, 17037355, 34074710, 68149420]

約数ペア:

[(1, 68149420), (2, 34074710), (4, 17037355), (5, 13629884), (10, 6814942), (20, 3407471), (29, 2349980), (58, 1174990), (116, 587495), (145, 469996), (290, 234998), (580, 117499)]