68015740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{20123}}^1$

素因数の和:20158

約数の個数: 36

約数和(自身を含む): 154673064

約数和(自身を除く): 86657324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 20123, 40246, 80492, 100615, 201230, 261599, 402460, 523198, 1046396, 1307995, 2615990, 3400787, 5231980, 6801574, 13603148, 17003935, 34007870, 68015740]

約数ペア:

[(1, 68015740), (2, 34007870), (4, 17003935), (5, 13603148), (10, 6801574), (13, 5231980), (20, 3400787), (26, 2615990), (52, 1307995), (65, 1046396), (130, 523198), (169, 402460), (260, 261599), (338, 201230), (676, 100615), (845, 80492), (1690, 40246), (3380, 20123)]