87749360

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 213602400

約数和(自身を除く): 125853040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 109, 116, 145, 218, 232, 290, 347, 436, 464, 545, 580, 694, 872, 1090, 1160, 1388, 1735, 1744, 2180, 2320, 2776, 3161, 3470, 4360, 5552, 6322, 6940, 8720, 10063, 12644, 13880, 15805, 20126, 25288, 27760, 31610, 37823, 40252, 50315, 50576, 63220, 75646, 80504, 100630, 126440, 151292, 161008, 189115, 201260, 252880, 302584, 378230, 402520, 605168, 756460, 805040, 1096867, 1512920, 2193734, 3025840, 4387468, 5484335, 8774936, 10968670, 17549872, 21937340, 43874680, 87749360]

約数ペア:

[(1, 87749360), (2, 43874680), (4, 21937340), (5, 17549872), (8, 10968670), (10, 8774936), (16, 5484335), (20, 4387468), (29, 3025840), (40, 2193734), (58, 1512920), (80, 1096867), (109, 805040), (116, 756460), (145, 605168), (218, 402520), (232, 378230), (290, 302584), (347, 252880), (436, 201260), (464, 189115), (545, 161008), (580, 151292), (694, 126440), (872, 100630), (1090, 80504), (1160, 75646), (1388, 63220), (1735, 50576), (1744, 50315), (2180, 40252), (2320, 37823), (2776, 31610), (3161, 27760), (3470, 25288), (4360, 20126), (5552, 15805), (6322, 13880), (6940, 12644), (8720, 10063)]