83515840

素因数分解:

$2^6\times 5^1\times {\mathrm{260987}}^1$

素因数の和:261004

約数の個数: 28

約数和(自身を含む): 198872856

約数和(自身を除く): 115357016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 260987, 521974, 1043948, 1304935, 2087896, 2609870, 4175792, 5219740, 8351584, 10439480, 16703168, 20878960, 41757920, 83515840]

約数ペア:

[(1, 83515840), (2, 41757920), (4, 20878960), (5, 16703168), (8, 10439480), (10, 8351584), (16, 5219740), (20, 4175792), (32, 2609870), (40, 2087896), (64, 1304935), (80, 1043948), (160, 521974), (320, 260987)]