90559120

素因数分解:

$2^4\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2477}}^1$

素因数の和:2947

約数の個数: 40

約数和(自身を含む): 211095864

約数和(自身を除く): 120536744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 457, 914, 1828, 2285, 2477, 3656, 4570, 4954, 7312, 9140, 9908, 12385, 18280, 19816, 24770, 36560, 39632, 49540, 99080, 198160, 1131989, 2263978, 4527956, 5659945, 9055912, 11319890, 18111824, 22639780, 45279560, 90559120]

約数ペア:

[(1, 90559120), (2, 45279560), (4, 22639780), (5, 18111824), (8, 11319890), (10, 9055912), (16, 5659945), (20, 4527956), (40, 2263978), (80, 1131989), (457, 198160), (914, 99080), (1828, 49540), (2285, 39632), (2477, 36560), (3656, 24770), (4570, 19816), (4954, 18280), (7312, 12385), (9140, 9908)]