77450680

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{2693}}^1$

素因数の和:3423

約数の個数: 32

約数和(自身を含む): 174571200

約数和(自身を除く): 97120520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 1438, 2693, 2876, 3595, 5386, 5752, 7190, 10772, 13465, 14380, 21544, 26930, 28760, 53860, 107720, 1936267, 3872534, 7745068, 9681335, 15490136, 19362670, 38725340, 77450680]

約数ペア:

[(1, 77450680), (2, 38725340), (4, 19362670), (5, 15490136), (8, 9681335), (10, 7745068), (20, 3872534), (40, 1936267), (719, 107720), (1438, 53860), (2693, 28760), (2876, 26930), (3595, 21544), (5386, 14380), (5752, 13465), (7190, 10772)]