289496570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1039}}^1$

素因数の和:1223

約数の個数: 64

約数和(自身を含む): 606528000

約数和(自身を除く): 317031430

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 149, 170, 187, 298, 374, 745, 935, 1039, 1490, 1639, 1870, 2078, 2533, 3278, 5066, 5195, 8195, 10390, 11429, 12665, 16390, 17663, 22858, 25330, 27863, 35326, 55726, 57145, 88315, 114290, 139315, 154811, 176630, 194293, 278630, 309622, 388586, 774055, 971465, 1548110, 1702921, 1942930, 2631787, 3405842, 5263574, 8514605, 13158935, 17029210, 26317870, 28949657, 57899314, 144748285, 289496570]

約数ペア:

[(1, 289496570), (2, 144748285), (5, 57899314), (10, 28949657), (11, 26317870), (17, 17029210), (22, 13158935), (34, 8514605), (55, 5263574), (85, 3405842), (110, 2631787), (149, 1942930), (170, 1702921), (187, 1548110), (298, 971465), (374, 774055), (745, 388586), (935, 309622), (1039, 278630), (1490, 194293), (1639, 176630), (1870, 154811), (2078, 139315), (2533, 114290), (3278, 88315), (5066, 57145), (5195, 55726), (8195, 35326), (10390, 27863), (11429, 25330), (12665, 22858), (16390, 17663)]