78996460

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{11933}}^1$

素因数の和:12273

約数の個数: 24

約数和(自身を含む): 166407696

約数和(自身を除く): 87411236

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 11933, 23866, 47732, 59665, 119330, 238660, 3949823, 7899646, 15799292, 19749115, 39498230, 78996460]

約数ペア:

[(1, 78996460), (2, 39498230), (4, 19749115), (5, 15799292), (10, 7899646), (20, 3949823), (331, 238660), (662, 119330), (1324, 59665), (1655, 47732), (3310, 23866), (6620, 11933)]