87701540

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{5407}}^1$

素因数の和:6227

約数の個数: 24

約数和(自身を含む): 184434432

約数和(自身を除く): 96732892

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 3244, 4055, 5407, 8110, 10814, 16220, 21628, 27035, 54070, 108140, 4385077, 8770154, 17540308, 21925385, 43850770, 87701540]

約数ペア:

[(1, 87701540), (2, 43850770), (4, 21925385), (5, 17540308), (10, 8770154), (20, 4385077), (811, 108140), (1622, 54070), (3244, 27035), (4055, 21628), (5407, 16220), (8110, 10814)]