5160280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 12441600

約数和(自身を除く): 7281320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 71, 79, 92, 115, 142, 158, 184, 230, 284, 316, 355, 395, 460, 568, 632, 710, 790, 920, 1420, 1580, 1633, 1817, 2840, 3160, 3266, 3634, 5609, 6532, 7268, 8165, 9085, 11218, 13064, 14536, 16330, 18170, 22436, 28045, 32660, 36340, 44872, 56090, 65320, 72680, 112180, 129007, 224360, 258014, 516028, 645035, 1032056, 1290070, 2580140, 5160280]

約数ペア:

[(1, 5160280), (2, 2580140), (4, 1290070), (5, 1032056), (8, 645035), (10, 516028), (20, 258014), (23, 224360), (40, 129007), (46, 112180), (71, 72680), (79, 65320), (92, 56090), (115, 44872), (142, 36340), (158, 32660), (184, 28045), (230, 22436), (284, 18170), (316, 16330), (355, 14536), (395, 13064), (460, 11218), (568, 9085), (632, 8165), (710, 7268), (790, 6532), (920, 5609), (1420, 3634), (1580, 3266), (1633, 3160), (1817, 2840)]