27807400

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{541}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 65023740

約数和(自身を除く): 37216340

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 514, 541, 1028, 1082, 1285, 2056, 2164, 2570, 2705, 4328, 5140, 5410, 6425, 10280, 10820, 12850, 13525, 21640, 25700, 27050, 51400, 54100, 108200, 139037, 278074, 556148, 695185, 1112296, 1390370, 2780740, 3475925, 5561480, 6951850, 13903700, 27807400]

約数ペア:

[(1, 27807400), (2, 13903700), (4, 6951850), (5, 5561480), (8, 3475925), (10, 2780740), (20, 1390370), (25, 1112296), (40, 695185), (50, 556148), (100, 278074), (200, 139037), (257, 108200), (514, 54100), (541, 51400), (1028, 27050), (1082, 25700), (1285, 21640), (2056, 13525), (2164, 12850), (2570, 10820), (2705, 10280), (4328, 6425), (5140, 5410)]