27550360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 64501920

約数和(自身を除く): 36951560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 107, 157, 164, 205, 214, 314, 328, 410, 428, 535, 628, 785, 820, 856, 1070, 1256, 1570, 1640, 2140, 3140, 4280, 4387, 6280, 6437, 8774, 12874, 16799, 17548, 21935, 25748, 32185, 33598, 35096, 43870, 51496, 64370, 67196, 83995, 87740, 128740, 134392, 167990, 175480, 257480, 335980, 671960, 688759, 1377518, 2755036, 3443795, 5510072, 6887590, 13775180, 27550360]

約数ペア:

[(1, 27550360), (2, 13775180), (4, 6887590), (5, 5510072), (8, 3443795), (10, 2755036), (20, 1377518), (40, 688759), (41, 671960), (82, 335980), (107, 257480), (157, 175480), (164, 167990), (205, 134392), (214, 128740), (314, 87740), (328, 83995), (410, 67196), (428, 64370), (535, 51496), (628, 43870), (785, 35096), (820, 33598), (856, 32185), (1070, 25748), (1256, 21935), (1570, 17548), (1640, 16799), (2140, 12874), (3140, 8774), (4280, 6437), (4387, 6280)]