131305300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:366

約数の個数: 108

約数和(自身を含む): 335645184

約数和(自身を除く): 204339884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 127, 140, 175, 196, 211, 245, 254, 350, 422, 490, 508, 635, 700, 844, 889, 980, 1055, 1225, 1270, 1477, 1778, 2110, 2450, 2540, 2954, 3175, 3556, 4220, 4445, 4900, 5275, 5908, 6223, 6350, 7385, 8890, 10339, 10550, 12446, 12700, 14770, 17780, 20678, 21100, 22225, 24892, 26797, 29540, 31115, 36925, 41356, 44450, 51695, 53594, 62230, 73850, 88900, 103390, 107188, 124460, 133985, 147700, 155575, 187579, 206780, 258475, 267970, 311150, 375158, 516950, 535940, 622300, 669925, 750316, 937895, 1033900, 1313053, 1339850, 1875790, 2626106, 2679700, 3751580, 4689475, 5252212, 6565265, 9378950, 13130530, 18757900, 26261060, 32826325, 65652650, 131305300]

約数ペア:

[(1, 131305300), (2, 65652650), (4, 32826325), (5, 26261060), (7, 18757900), (10, 13130530), (14, 9378950), (20, 6565265), (25, 5252212), (28, 4689475), (35, 3751580), (49, 2679700), (50, 2626106), (70, 1875790), (98, 1339850), (100, 1313053), (127, 1033900), (140, 937895), (175, 750316), (196, 669925), (211, 622300), (245, 535940), (254, 516950), (350, 375158), (422, 311150), (490, 267970), (508, 258475), (635, 206780), (700, 187579), (844, 155575), (889, 147700), (980, 133985), (1055, 124460), (1225, 107188), (1270, 103390), (1477, 88900), (1778, 73850), (2110, 62230), (2450, 53594), (2540, 51695), (2954, 44450), (3175, 41356), (3556, 36925), (4220, 31115), (4445, 29540), (4900, 26797), (5275, 24892), (5908, 22225), (6223, 21100), (6350, 20678), (7385, 17780), (8890, 14770), (10339, 12700), (10550, 12446)]