89156690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1987}}^1$

素因数の和:2642

約数の個数: 32

約数和(自身を含む): 183786624

約数和(自身を除く): 94629934

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 641, 1282, 1987, 3205, 3974, 4487, 6410, 8974, 9935, 13909, 19870, 22435, 27818, 44870, 69545, 139090, 1273667, 2547334, 6368335, 8915669, 12736670, 17831338, 44578345, 89156690]

約数ペア:

[(1, 89156690), (2, 44578345), (5, 17831338), (7, 12736670), (10, 8915669), (14, 6368335), (35, 2547334), (70, 1273667), (641, 139090), (1282, 69545), (1987, 44870), (3205, 27818), (3974, 22435), (4487, 19870), (6410, 13909), (8974, 9935)]