25465016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 53460000

約数和(自身を除く): 27994984

約数列:

[1, 2, 4, 8, 19, 29, 38, 53, 58, 76, 106, 109, 116, 152, 212, 218, 232, 424, 436, 551, 872, 1007, 1102, 1537, 2014, 2071, 2204, 3074, 3161, 4028, 4142, 4408, 5777, 6148, 6322, 8056, 8284, 11554, 12296, 12644, 16568, 23108, 25288, 29203, 46216, 58406, 60059, 109763, 116812, 120118, 167533, 219526, 233624, 240236, 335066, 439052, 480472, 670132, 878104, 1340264, 3183127, 6366254, 12732508, 25465016]

約数ペア:

[(1, 25465016), (2, 12732508), (4, 6366254), (8, 3183127), (19, 1340264), (29, 878104), (38, 670132), (53, 480472), (58, 439052), (76, 335066), (106, 240236), (109, 233624), (116, 219526), (152, 167533), (212, 120118), (218, 116812), (232, 109763), (424, 60059), (436, 58406), (551, 46216), (872, 29203), (1007, 25288), (1102, 23108), (1537, 16568), (2014, 12644), (2071, 12296), (2204, 11554), (3074, 8284), (3161, 8056), (4028, 6322), (4142, 6148), (4408, 5777)]