12986806400

素因数分解:

$2^7\times 5^2\times {\mathrm{223}}^1\times {\mathrm{18199}}^1$

素因数の和:18446

約数の個数: 96

約数和(自身を含む): 32227104000

約数和(自身を除く): 19240297600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 223, 320, 400, 446, 640, 800, 892, 1115, 1600, 1784, 2230, 3200, 3568, 4460, 5575, 7136, 8920, 11150, 14272, 17840, 18199, 22300, 28544, 35680, 36398, 44600, 71360, 72796, 89200, 90995, 142720, 145592, 178400, 181990, 291184, 356800, 363980, 454975, 582368, 713600, 727960, 909950, 1164736, 1455920, 1819900, 2329472, 2911840, 3639800, 4058377, 5823680, 7279600, 8116754, 11647360, 14559200, 16233508, 20291885, 29118400, 32467016, 40583770, 58236800, 64934032, 81167540, 101459425, 129868064, 162335080, 202918850, 259736128, 324670160, 405837700, 519472256, 649340320, 811675400, 1298680640, 1623350800, 2597361280, 3246701600, 6493403200, 12986806400]

約数ペア:

[(1, 12986806400), (2, 6493403200), (4, 3246701600), (5, 2597361280), (8, 1623350800), (10, 1298680640), (16, 811675400), (20, 649340320), (25, 519472256), (32, 405837700), (40, 324670160), (50, 259736128), (64, 202918850), (80, 162335080), (100, 129868064), (128, 101459425), (160, 81167540), (200, 64934032), (223, 58236800), (320, 40583770), (400, 32467016), (446, 29118400), (640, 20291885), (800, 16233508), (892, 14559200), (1115, 11647360), (1600, 8116754), (1784, 7279600), (2230, 5823680), (3200, 4058377), (3568, 3639800), (4460, 2911840), (5575, 2329472), (7136, 1819900), (8920, 1455920), (11150, 1164736), (14272, 909950), (17840, 727960), (18199, 713600), (22300, 582368), (28544, 454975), (35680, 363980), (36398, 356800), (44600, 291184), (71360, 181990), (72796, 178400), (89200, 145592), (90995, 142720)]