64845380

素因数分解:

$2^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{3697}}^1$

素因数の和:4583

約数の個数: 24

約数和(自身を含む): 136367448

約数和(自身を除く): 71522068

約数列:

[1, 2, 4, 5, 10, 20, 877, 1754, 3508, 3697, 4385, 7394, 8770, 14788, 17540, 18485, 36970, 73940, 3242269, 6484538, 12969076, 16211345, 32422690, 64845380]

約数ペア:

[(1, 64845380), (2, 32422690), (4, 16211345), (5, 12969076), (10, 6484538), (20, 3242269), (877, 73940), (1754, 36970), (3508, 18485), (3697, 17540), (4385, 14788), (7394, 8770)]