86915840

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6173}}^1$

素因数の和:6205

約数の個数: 72

約数和(自身を含む): 227153808

約数和(自身を除く): 140237968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 6173, 7040, 12346, 14080, 24692, 30865, 49384, 61730, 67903, 98768, 123460, 135806, 197536, 246920, 271612, 339515, 395072, 493840, 543224, 679030, 790144, 987680, 1086448, 1358060, 1580288, 1975360, 2172896, 2716120, 3950720, 4345792, 5432240, 7901440, 8691584, 10864480, 17383168, 21728960, 43457920, 86915840]

約数ペア:

[(1, 86915840), (2, 43457920), (4, 21728960), (5, 17383168), (8, 10864480), (10, 8691584), (11, 7901440), (16, 5432240), (20, 4345792), (22, 3950720), (32, 2716120), (40, 2172896), (44, 1975360), (55, 1580288), (64, 1358060), (80, 1086448), (88, 987680), (110, 790144), (128, 679030), (160, 543224), (176, 493840), (220, 395072), (256, 339515), (320, 271612), (352, 246920), (440, 197536), (640, 135806), (704, 123460), (880, 98768), (1280, 67903), (1408, 61730), (1760, 49384), (2816, 30865), (3520, 24692), (6173, 14080), (7040, 12346)]