165714800

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{4271}}^1$

素因数の和:4386

約数の個数: 60

約数和(自身を含む): 402328416

約数和(自身を除く): 236613616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 485, 776, 970, 1552, 1940, 2425, 3880, 4271, 4850, 7760, 8542, 9700, 17084, 19400, 21355, 34168, 38800, 42710, 68336, 85420, 106775, 170840, 213550, 341680, 414287, 427100, 828574, 854200, 1657148, 1708400, 2071435, 3314296, 4142870, 6628592, 8285740, 10357175, 16571480, 20714350, 33142960, 41428700, 82857400, 165714800]

約数ペア:

[(1, 165714800), (2, 82857400), (4, 41428700), (5, 33142960), (8, 20714350), (10, 16571480), (16, 10357175), (20, 8285740), (25, 6628592), (40, 4142870), (50, 3314296), (80, 2071435), (97, 1708400), (100, 1657148), (194, 854200), (200, 828574), (388, 427100), (400, 414287), (485, 341680), (776, 213550), (970, 170840), (1552, 106775), (1940, 85420), (2425, 68336), (3880, 42710), (4271, 38800), (4850, 34168), (7760, 21355), (8542, 19400), (9700, 17084)]