63846380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245563}}^1$

素因数の和:245585

約数の個数: 24

約数和(自身を含む): 144391632

約数和(自身を除く): 80545252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 245563, 491126, 982252, 1227815, 2455630, 3192319, 4911260, 6384638, 12769276, 15961595, 31923190, 63846380]

約数ペア:

[(1, 63846380), (2, 31923190), (4, 15961595), (5, 12769276), (10, 6384638), (13, 4911260), (20, 3192319), (26, 2455630), (52, 1227815), (65, 982252), (130, 491126), (260, 245563)]