68051980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{117331}}^1$

素因数の和:117369

約数の個数: 24

約数和(自身を含む): 147838320

約数和(自身を除く): 79786340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 117331, 234662, 469324, 586655, 1173310, 2346620, 3402599, 6805198, 13610396, 17012995, 34025990, 68051980]

約数ペア:

[(1, 68051980), (2, 34025990), (4, 17012995), (5, 13610396), (10, 6805198), (20, 3402599), (29, 2346620), (58, 1173310), (116, 586655), (145, 469324), (290, 234662), (580, 117331)]