68217860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{117617}}^1$

素因数の和:117655

約数の個数: 24

約数和(自身を含む): 148198680

約数和(自身を除く): 79980820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 117617, 235234, 470468, 588085, 1176170, 2352340, 3410893, 6821786, 13643572, 17054465, 34108930, 68217860]

約数ペア:

[(1, 68217860), (2, 34108930), (4, 17054465), (5, 13643572), (10, 6821786), (20, 3410893), (29, 2352340), (58, 1176170), (116, 588085), (145, 470468), (290, 235234), (580, 117617)]