133600640

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1049}}^1$

素因数の和:1267

約数の個数: 64

約数和(自身を含む): 321300000

約数和(自身を除く): 187699360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 640, 796, 995, 1049, 1592, 1990, 2098, 3184, 3980, 4196, 5245, 6368, 7960, 8392, 10490, 12736, 15920, 16784, 20980, 25472, 31840, 33568, 41960, 63680, 67136, 83920, 127360, 134272, 167840, 208751, 335680, 417502, 671360, 835004, 1043755, 1670008, 2087510, 3340016, 4175020, 6680032, 8350040, 13360064, 16700080, 26720128, 33400160, 66800320, 133600640]

約数ペア:

[(1, 133600640), (2, 66800320), (4, 33400160), (5, 26720128), (8, 16700080), (10, 13360064), (16, 8350040), (20, 6680032), (32, 4175020), (40, 3340016), (64, 2087510), (80, 1670008), (128, 1043755), (160, 835004), (199, 671360), (320, 417502), (398, 335680), (640, 208751), (796, 167840), (995, 134272), (1049, 127360), (1592, 83920), (1990, 67136), (2098, 63680), (3184, 41960), (3980, 33568), (4196, 31840), (5245, 25472), (6368, 20980), (7960, 16784), (8392, 15920), (10490, 12736)]