13118111840

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{412001}}^1$

素因数の和:412215

約数の個数: 48

約数和(自身を含む): 31147351200

約数和(自身を除く): 18029239360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 6368, 7960, 15920, 31840, 412001, 824002, 1648004, 2060005, 3296008, 4120010, 6592016, 8240020, 13184032, 16480040, 32960080, 65920160, 81988199, 163976398, 327952796, 409940995, 655905592, 819881990, 1311811184, 1639763980, 2623622368, 3279527960, 6559055920, 13118111840]

約数ペア:

[(1, 13118111840), (2, 6559055920), (4, 3279527960), (5, 2623622368), (8, 1639763980), (10, 1311811184), (16, 819881990), (20, 655905592), (32, 409940995), (40, 327952796), (80, 163976398), (160, 81988199), (199, 65920160), (398, 32960080), (796, 16480040), (995, 13184032), (1592, 8240020), (1990, 6592016), (3184, 4120010), (3980, 3296008), (6368, 2060005), (7960, 1648004), (15920, 824002), (31840, 412001)]