90589520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1949}}^1$

素因数の和:2052

約数の個数: 80

約数和(自身を含む): 243734400

約数和(自身を除く): 153144880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 83, 112, 140, 166, 280, 332, 415, 560, 581, 664, 830, 1162, 1328, 1660, 1949, 2324, 2905, 3320, 3898, 4648, 5810, 6640, 7796, 9296, 9745, 11620, 13643, 15592, 19490, 23240, 27286, 31184, 38980, 46480, 54572, 68215, 77960, 109144, 136430, 155920, 161767, 218288, 272860, 323534, 545720, 647068, 808835, 1091440, 1132369, 1294136, 1617670, 2264738, 2588272, 3235340, 4529476, 5661845, 6470680, 9058952, 11323690, 12941360, 18117904, 22647380, 45294760, 90589520]

約数ペア:

[(1, 90589520), (2, 45294760), (4, 22647380), (5, 18117904), (7, 12941360), (8, 11323690), (10, 9058952), (14, 6470680), (16, 5661845), (20, 4529476), (28, 3235340), (35, 2588272), (40, 2264738), (56, 1617670), (70, 1294136), (80, 1132369), (83, 1091440), (112, 808835), (140, 647068), (166, 545720), (280, 323534), (332, 272860), (415, 218288), (560, 161767), (581, 155920), (664, 136430), (830, 109144), (1162, 77960), (1328, 68215), (1660, 54572), (1949, 46480), (2324, 38980), (2905, 31184), (3320, 27286), (3898, 23240), (4648, 19490), (5810, 15592), (6640, 13643), (7796, 11620), (9296, 9745)]