91850440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1049}}^1$

素因数の和:1270

約数の個数: 64

約数和(自身を含む): 226800000

約数和(自身を除く): 134949560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 796, 995, 1049, 1592, 1990, 2098, 2189, 3980, 4196, 4378, 5245, 7960, 8392, 8756, 10490, 10945, 11539, 17512, 20980, 21890, 23078, 41960, 43780, 46156, 57695, 87560, 92312, 115390, 208751, 230780, 417502, 461560, 835004, 1043755, 1670008, 2087510, 2296261, 4175020, 4592522, 8350040, 9185044, 11481305, 18370088, 22962610, 45925220, 91850440]

約数ペア:

[(1, 91850440), (2, 45925220), (4, 22962610), (5, 18370088), (8, 11481305), (10, 9185044), (11, 8350040), (20, 4592522), (22, 4175020), (40, 2296261), (44, 2087510), (55, 1670008), (88, 1043755), (110, 835004), (199, 461560), (220, 417502), (398, 230780), (440, 208751), (796, 115390), (995, 92312), (1049, 87560), (1592, 57695), (1990, 46156), (2098, 43780), (2189, 41960), (3980, 23078), (4196, 21890), (4378, 20980), (5245, 17512), (7960, 11539), (8392, 10945), (8756, 10490)]