5317280

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 12700800

約数和(自身を除く): 7383520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 199, 334, 398, 668, 796, 835, 995, 1336, 1592, 1670, 1990, 2672, 3184, 3340, 3980, 5344, 6368, 6680, 7960, 13360, 15920, 26720, 31840, 33233, 66466, 132932, 166165, 265864, 332330, 531728, 664660, 1063456, 1329320, 2658640, 5317280]

約数ペア:

[(1, 5317280), (2, 2658640), (4, 1329320), (5, 1063456), (8, 664660), (10, 531728), (16, 332330), (20, 265864), (32, 166165), (40, 132932), (80, 66466), (160, 33233), (167, 31840), (199, 26720), (334, 15920), (398, 13360), (668, 7960), (796, 6680), (835, 6368), (995, 5344), (1336, 3980), (1592, 3340), (1670, 3184), (1990, 2672)]