80491475960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4048867}}^1$

素因数の和:4048956

約数の個数: 64

約数和(自身を含む): 209893317120

約数和(自身を除く): 129401841160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 19880, 4048867, 8097734, 16195468, 20244335, 28342069, 32390936, 40488670, 56684138, 80977340, 113368276, 141710345, 161954680, 226736552, 283420690, 287469557, 566841380, 574939114, 1133682760, 1149878228, 1437347785, 2012286899, 2299756456, 2874695570, 4024573798, 5749391140, 8049147596, 10061434495, 11498782280, 16098295192, 20122868990, 40245737980, 80491475960]

約数ペア:

[(1, 80491475960), (2, 40245737980), (4, 20122868990), (5, 16098295192), (7, 11498782280), (8, 10061434495), (10, 8049147596), (14, 5749391140), (20, 4024573798), (28, 2874695570), (35, 2299756456), (40, 2012286899), (56, 1437347785), (70, 1149878228), (71, 1133682760), (140, 574939114), (142, 566841380), (280, 287469557), (284, 283420690), (355, 226736552), (497, 161954680), (568, 141710345), (710, 113368276), (994, 80977340), (1420, 56684138), (1988, 40488670), (2485, 32390936), (2840, 28342069), (3976, 20244335), (4970, 16195468), (9940, 8097734), (19880, 4048867)]