65709800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 166656000

約数和(自身を除く): 100946200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 127, 130, 199, 200, 254, 260, 325, 398, 508, 520, 635, 650, 796, 995, 1016, 1270, 1300, 1592, 1651, 1990, 2540, 2587, 2600, 3175, 3302, 3980, 4975, 5080, 5174, 6350, 6604, 7960, 8255, 9950, 10348, 12700, 12935, 13208, 16510, 19900, 20696, 25273, 25400, 25870, 33020, 39800, 41275, 50546, 51740, 64675, 66040, 82550, 101092, 103480, 126365, 129350, 165100, 202184, 252730, 258700, 328549, 330200, 505460, 517400, 631825, 657098, 1010920, 1263650, 1314196, 1642745, 2527300, 2628392, 3285490, 5054600, 6570980, 8213725, 13141960, 16427450, 32854900, 65709800]

約数ペア:

[(1, 65709800), (2, 32854900), (4, 16427450), (5, 13141960), (8, 8213725), (10, 6570980), (13, 5054600), (20, 3285490), (25, 2628392), (26, 2527300), (40, 1642745), (50, 1314196), (52, 1263650), (65, 1010920), (100, 657098), (104, 631825), (127, 517400), (130, 505460), (199, 330200), (200, 328549), (254, 258700), (260, 252730), (325, 202184), (398, 165100), (508, 129350), (520, 126365), (635, 103480), (650, 101092), (796, 82550), (995, 66040), (1016, 64675), (1270, 51740), (1300, 50546), (1592, 41275), (1651, 39800), (1990, 33020), (2540, 25870), (2587, 25400), (2600, 25273), (3175, 20696), (3302, 19900), (3980, 16510), (4975, 13208), (5080, 12935), (5174, 12700), (6350, 10348), (6604, 9950), (7960, 8255)]