83721320

素因数分解:

$2^3\times 5^1\times {\mathrm{727}}^1\times {\mathrm{2879}}^1$

素因数の和:3617

約数の個数: 32

約数和(自身を含む): 188697600

約数和(自身を除く): 104976280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 727, 1454, 2879, 2908, 3635, 5758, 5816, 7270, 11516, 14395, 14540, 23032, 28790, 29080, 57580, 115160, 2093033, 4186066, 8372132, 10465165, 16744264, 20930330, 41860660, 83721320]

約数ペア:

[(1, 83721320), (2, 41860660), (4, 20930330), (5, 16744264), (8, 10465165), (10, 8372132), (20, 4186066), (40, 2093033), (727, 115160), (1454, 57580), (2879, 29080), (2908, 28790), (3635, 23032), (5758, 14540), (5816, 14395), (7270, 11516)]