163968800

素因数分解:

$2^5\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2113}}^1$

素因数の和:2230

約数の個数: 72

約数和(自身を含む): 404606916

約数和(自身を除く): 240638116

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 160, 194, 200, 388, 400, 485, 776, 800, 970, 1552, 1940, 2113, 2425, 3104, 3880, 4226, 4850, 7760, 8452, 9700, 10565, 15520, 16904, 19400, 21130, 33808, 38800, 42260, 52825, 67616, 77600, 84520, 105650, 169040, 204961, 211300, 338080, 409922, 422600, 819844, 845200, 1024805, 1639688, 1690400, 2049610, 3279376, 4099220, 5124025, 6558752, 8198440, 10248050, 16396880, 20496100, 32793760, 40992200, 81984400, 163968800]

約数ペア:

[(1, 163968800), (2, 81984400), (4, 40992200), (5, 32793760), (8, 20496100), (10, 16396880), (16, 10248050), (20, 8198440), (25, 6558752), (32, 5124025), (40, 4099220), (50, 3279376), (80, 2049610), (97, 1690400), (100, 1639688), (160, 1024805), (194, 845200), (200, 819844), (388, 422600), (400, 409922), (485, 338080), (776, 211300), (800, 204961), (970, 169040), (1552, 105650), (1940, 84520), (2113, 77600), (2425, 67616), (3104, 52825), (3880, 42260), (4226, 38800), (4850, 33808), (7760, 21130), (8452, 19400), (9700, 16904), (10565, 15520)]