91088090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3449}}^1$

素因数の和:3614

約数の個数: 32

約数和(自身を含む): 173880000

約数和(自身を除く): 82791910

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 278, 695, 1390, 2641, 3449, 5282, 6898, 13205, 17245, 26410, 34490, 65531, 131062, 327655, 479411, 655310, 958822, 2397055, 4794110, 9108809, 18217618, 45544045, 91088090]

約数ペア:

[(1, 91088090), (2, 45544045), (5, 18217618), (10, 9108809), (19, 4794110), (38, 2397055), (95, 958822), (139, 655310), (190, 479411), (278, 327655), (695, 131062), (1390, 65531), (2641, 34490), (3449, 26410), (5282, 17245), (6898, 13205)]