51309340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{82757}}^1$

素因数の和:82797

約数の個数: 24

約数和(自身を含む): 111226752

約数和(自身を除く): 59917412

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 82757, 165514, 331028, 413785, 827570, 1655140, 2565467, 5130934, 10261868, 12827335, 25654670, 51309340]

約数ペア:

[(1, 51309340), (2, 25654670), (4, 12827335), (5, 10261868), (10, 5130934), (20, 2565467), (31, 1655140), (62, 827570), (124, 413785), (155, 331028), (310, 165514), (620, 82757)]