73787720

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{2741}}^1$

素因数の和:3425

約数の個数: 32

約数和(自身を含む): 166329720

約数和(自身を除く): 92542000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2692, 2741, 3365, 5384, 5482, 6730, 10964, 13460, 13705, 21928, 26920, 27410, 54820, 109640, 1844693, 3689386, 7378772, 9223465, 14757544, 18446930, 36893860, 73787720]

約数ペア:

[(1, 73787720), (2, 36893860), (4, 18446930), (5, 14757544), (8, 9223465), (10, 7378772), (20, 3689386), (40, 1844693), (673, 109640), (1346, 54820), (2692, 27410), (2741, 26920), (3365, 21928), (5384, 13705), (5482, 13460), (6730, 10964)]