201651790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{40903}}^1$

素因数の和:40956

約数の個数: 32

約数和(自身を含む): 397586880

約数和(自身を除く): 195935090

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 40903, 81806, 204515, 409030, 695351, 1186187, 1390702, 2372374, 3476755, 5930935, 6953510, 11861870, 20165179, 40330358, 100825895, 201651790]

約数ペア:

[(1, 201651790), (2, 100825895), (5, 40330358), (10, 20165179), (17, 11861870), (29, 6953510), (34, 5930935), (58, 3476755), (85, 2372374), (145, 1390702), (170, 1186187), (290, 695351), (493, 409030), (986, 204515), (2465, 81806), (4930, 40903)]