64180760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229217}}^1$

素因数の和:229235

約数の個数: 32

約数和(自身を含む): 165036960

約数和(自身を除く): 100856200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 229217, 458434, 916868, 1146085, 1604519, 1833736, 2292170, 3209038, 4584340, 6418076, 8022595, 9168680, 12836152, 16045190, 32090380, 64180760]

約数ペア:

[(1, 64180760), (2, 32090380), (4, 16045190), (5, 12836152), (7, 9168680), (8, 8022595), (10, 6418076), (14, 4584340), (20, 3209038), (28, 2292170), (35, 1833736), (40, 1604519), (56, 1146085), (70, 916868), (140, 458434), (280, 229217)]