31809700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{24469}}^1$

素因数の和:24496

約数の個数: 36

約数和(自身を含む): 74339860

約数和(自身を除く): 42530160

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 24469, 48938, 97876, 122345, 244690, 318097, 489380, 611725, 636194, 1223450, 1272388, 1590485, 2446900, 3180970, 6361940, 7952425, 15904850, 31809700]

約数ペア:

[(1, 31809700), (2, 15904850), (4, 7952425), (5, 6361940), (10, 3180970), (13, 2446900), (20, 1590485), (25, 1272388), (26, 1223450), (50, 636194), (52, 611725), (65, 489380), (100, 318097), (130, 244690), (260, 122345), (325, 97876), (650, 48938), (1300, 24469)]