65151980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{112331}}^1$

素因数の和:112369

約数の個数: 24

約数和(自身を含む): 141538320

約数和(自身を除く): 76386340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 112331, 224662, 449324, 561655, 1123310, 2246620, 3257599, 6515198, 13030396, 16287995, 32575990, 65151980]

約数ペア:

[(1, 65151980), (2, 32575990), (4, 16287995), (5, 13030396), (10, 6515198), (20, 3257599), (29, 2246620), (58, 1123310), (116, 561655), (145, 449324), (290, 224662), (580, 112331)]