83576840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 196614000

約数和(自身を除く): 113037160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 109, 116, 145, 218, 232, 290, 436, 545, 580, 661, 872, 1090, 1160, 1322, 2180, 2644, 3161, 3305, 4360, 5288, 6322, 6610, 12644, 13220, 15805, 19169, 25288, 26440, 31610, 38338, 63220, 72049, 76676, 95845, 126440, 144098, 153352, 191690, 288196, 360245, 383380, 576392, 720490, 766760, 1440980, 2089421, 2881960, 4178842, 8357684, 10447105, 16715368, 20894210, 41788420, 83576840]

約数ペア:

[(1, 83576840), (2, 41788420), (4, 20894210), (5, 16715368), (8, 10447105), (10, 8357684), (20, 4178842), (29, 2881960), (40, 2089421), (58, 1440980), (109, 766760), (116, 720490), (145, 576392), (218, 383380), (232, 360245), (290, 288196), (436, 191690), (545, 153352), (580, 144098), (661, 126440), (872, 95845), (1090, 76676), (1160, 72049), (1322, 63220), (2180, 38338), (2644, 31610), (3161, 26440), (3305, 25288), (4360, 19169), (5288, 15805), (6322, 13220), (6610, 12644)]