2538950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 5222880

約数和(自身を除く): 2683930

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 103, 145, 170, 206, 290, 425, 493, 515, 725, 850, 986, 1030, 1450, 1751, 2465, 2575, 2987, 3502, 4930, 5150, 5974, 8755, 12325, 14935, 17510, 24650, 29870, 43775, 50779, 74675, 87550, 101558, 149350, 253895, 507790, 1269475, 2538950]

約数ペア:

[(1, 2538950), (2, 1269475), (5, 507790), (10, 253895), (17, 149350), (25, 101558), (29, 87550), (34, 74675), (50, 50779), (58, 43775), (85, 29870), (103, 24650), (145, 17510), (170, 14935), (206, 12325), (290, 8755), (425, 5974), (493, 5150), (515, 4930), (725, 3502), (850, 2987), (986, 2575), (1030, 2465), (1450, 1751)]