87191090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1663}}^1$

素因数の和:1791

約数の個数: 48

約数和(自身を含む): 184384512

約数和(自身を除く): 97193422

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 107, 214, 245, 490, 535, 749, 1070, 1498, 1663, 3326, 3745, 5243, 7490, 8315, 10486, 11641, 16630, 23282, 26215, 52430, 58205, 81487, 116410, 162974, 177941, 355882, 407435, 814870, 889705, 1245587, 1779410, 2491174, 6227935, 8719109, 12455870, 17438218, 43595545, 87191090]

約数ペア:

[(1, 87191090), (2, 43595545), (5, 17438218), (7, 12455870), (10, 8719109), (14, 6227935), (35, 2491174), (49, 1779410), (70, 1245587), (98, 889705), (107, 814870), (214, 407435), (245, 355882), (490, 177941), (535, 162974), (749, 116410), (1070, 81487), (1498, 58205), (1663, 52430), (3326, 26215), (3745, 23282), (5243, 16630), (7490, 11641), (8315, 10486)]