63510280

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2477}}^1$

素因数の和:3129

約数の個数: 32

約数和(自身を含む): 143178840

約数和(自身を除く): 79668560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2477, 2564, 3205, 4954, 5128, 6410, 9908, 12385, 12820, 19816, 24770, 25640, 49540, 99080, 1587757, 3175514, 6351028, 7938785, 12702056, 15877570, 31755140, 63510280]

約数ペア:

[(1, 63510280), (2, 31755140), (4, 15877570), (5, 12702056), (8, 7938785), (10, 6351028), (20, 3175514), (40, 1587757), (641, 99080), (1282, 49540), (2477, 25640), (2564, 24770), (3205, 19816), (4954, 12820), (5128, 12385), (6410, 9908)]