65016400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:269

約数の個数: 120

約数和(自身を含む): 168274944

約数和(自身を除く): 103258544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 37, 40, 46, 50, 74, 80, 92, 100, 115, 148, 184, 185, 191, 200, 230, 296, 368, 370, 382, 400, 460, 575, 592, 740, 764, 851, 920, 925, 955, 1150, 1480, 1528, 1702, 1840, 1850, 1910, 2300, 2960, 3056, 3404, 3700, 3820, 4255, 4393, 4600, 4775, 6808, 7067, 7400, 7640, 8510, 8786, 9200, 9550, 13616, 14134, 14800, 15280, 17020, 17572, 19100, 21275, 21965, 28268, 34040, 35144, 35335, 38200, 42550, 43930, 56536, 68080, 70288, 70670, 76400, 85100, 87860, 109825, 113072, 141340, 162541, 170200, 175720, 176675, 219650, 282680, 325082, 340400, 351440, 353350, 439300, 565360, 650164, 706700, 812705, 878600, 1300328, 1413400, 1625410, 1757200, 2600656, 2826800, 3250820, 4063525, 6501640, 8127050, 13003280, 16254100, 32508200, 65016400]

約数ペア:

[(1, 65016400), (2, 32508200), (4, 16254100), (5, 13003280), (8, 8127050), (10, 6501640), (16, 4063525), (20, 3250820), (23, 2826800), (25, 2600656), (37, 1757200), (40, 1625410), (46, 1413400), (50, 1300328), (74, 878600), (80, 812705), (92, 706700), (100, 650164), (115, 565360), (148, 439300), (184, 353350), (185, 351440), (191, 340400), (200, 325082), (230, 282680), (296, 219650), (368, 176675), (370, 175720), (382, 170200), (400, 162541), (460, 141340), (575, 113072), (592, 109825), (740, 87860), (764, 85100), (851, 76400), (920, 70670), (925, 70288), (955, 68080), (1150, 56536), (1480, 43930), (1528, 42550), (1702, 38200), (1840, 35335), (1850, 35144), (1910, 34040), (2300, 28268), (2960, 21965), (3056, 21275), (3404, 19100), (3700, 17572), (3820, 17020), (4255, 15280), (4393, 14800), (4600, 14134), (4775, 13616), (6808, 9550), (7067, 9200), (7400, 8786), (7640, 8510)]