74931435920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{128819}}^1$

素因数の和:129504

約数の個数: 80

約数和(自身を含む): 190342370880

約数和(自身を除く): 115410934960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 661, 880, 1322, 2644, 3305, 5288, 6610, 7271, 10576, 13220, 14542, 26440, 29084, 36355, 52880, 58168, 72710, 116336, 128819, 145420, 257638, 290840, 515276, 581680, 644095, 1030552, 1288190, 1417009, 2061104, 2576380, 2834018, 5152760, 5668036, 7085045, 10305520, 11336072, 14170090, 22672144, 28340180, 56680360, 85149359, 113360720, 170298718, 340597436, 425746795, 681194872, 851493590, 936642949, 1362389744, 1702987180, 1873285898, 3405974360, 3746571796, 4683214745, 6811948720, 7493143592, 9366429490, 14986287184, 18732858980, 37465717960, 74931435920]

約数ペア:

[(1, 74931435920), (2, 37465717960), (4, 18732858980), (5, 14986287184), (8, 9366429490), (10, 7493143592), (11, 6811948720), (16, 4683214745), (20, 3746571796), (22, 3405974360), (40, 1873285898), (44, 1702987180), (55, 1362389744), (80, 936642949), (88, 851493590), (110, 681194872), (176, 425746795), (220, 340597436), (440, 170298718), (661, 113360720), (880, 85149359), (1322, 56680360), (2644, 28340180), (3305, 22672144), (5288, 14170090), (6610, 11336072), (7271, 10305520), (10576, 7085045), (13220, 5668036), (14542, 5152760), (26440, 2834018), (29084, 2576380), (36355, 2061104), (52880, 1417009), (58168, 1288190), (72710, 1030552), (116336, 644095), (128819, 581680), (145420, 515276), (257638, 290840)]