82937320

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23297}}^1$

素因数の和:23397

約数の個数: 32

約数和(自身を含む): 188713800

約数和(自身を除く): 105776480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 23297, 46594, 93188, 116485, 186376, 232970, 465940, 931880, 2073433, 4146866, 8293732, 10367165, 16587464, 20734330, 41468660, 82937320]

約数ペア:

[(1, 82937320), (2, 41468660), (4, 20734330), (5, 16587464), (8, 10367165), (10, 8293732), (20, 4146866), (40, 2073433), (89, 931880), (178, 465940), (356, 232970), (445, 186376), (712, 116485), (890, 93188), (1780, 46594), (3560, 23297)]