31038800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 120

約数和(自身を含む): 82661376

約数和(自身を除く): 51622576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 47, 50, 52, 65, 80, 94, 100, 104, 127, 130, 188, 200, 208, 235, 254, 260, 325, 376, 400, 470, 508, 520, 611, 635, 650, 752, 940, 1016, 1040, 1175, 1222, 1270, 1300, 1651, 1880, 2032, 2350, 2444, 2540, 2600, 3055, 3175, 3302, 3760, 4700, 4888, 5080, 5200, 5969, 6110, 6350, 6604, 8255, 9400, 9776, 10160, 11938, 12220, 12700, 13208, 15275, 16510, 18800, 23876, 24440, 25400, 26416, 29845, 30550, 33020, 41275, 47752, 48880, 50800, 59690, 61100, 66040, 77597, 82550, 95504, 119380, 122200, 132080, 149225, 155194, 165100, 238760, 244400, 298450, 310388, 330200, 387985, 477520, 596900, 620776, 660400, 775970, 1193800, 1241552, 1551940, 1939925, 2387600, 3103880, 3879850, 6207760, 7759700, 15519400, 31038800]

約数ペア:

[(1, 31038800), (2, 15519400), (4, 7759700), (5, 6207760), (8, 3879850), (10, 3103880), (13, 2387600), (16, 1939925), (20, 1551940), (25, 1241552), (26, 1193800), (40, 775970), (47, 660400), (50, 620776), (52, 596900), (65, 477520), (80, 387985), (94, 330200), (100, 310388), (104, 298450), (127, 244400), (130, 238760), (188, 165100), (200, 155194), (208, 149225), (235, 132080), (254, 122200), (260, 119380), (325, 95504), (376, 82550), (400, 77597), (470, 66040), (508, 61100), (520, 59690), (611, 50800), (635, 48880), (650, 47752), (752, 41275), (940, 33020), (1016, 30550), (1040, 29845), (1175, 26416), (1222, 25400), (1270, 24440), (1300, 23876), (1651, 18800), (1880, 16510), (2032, 15275), (2350, 13208), (2444, 12700), (2540, 12220), (2600, 11938), (3055, 10160), (3175, 9776), (3302, 9400), (3760, 8255), (4700, 6604), (4888, 6350), (5080, 6110), (5200, 5969)]