51407200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4943}}^1$

素因数の和:4976

約数の個数: 72

約数和(自身を含む): 135178848

約数和(自身を除く): 83771648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 4943, 5200, 9886, 10400, 19772, 24715, 39544, 49430, 64259, 79088, 98860, 123575, 128518, 158176, 197720, 247150, 257036, 321295, 395440, 494300, 514072, 642590, 790880, 988600, 1028144, 1285180, 1606475, 1977200, 2056288, 2570360, 3212950, 3954400, 5140720, 6425900, 10281440, 12851800, 25703600, 51407200]

約数ペア:

[(1, 51407200), (2, 25703600), (4, 12851800), (5, 10281440), (8, 6425900), (10, 5140720), (13, 3954400), (16, 3212950), (20, 2570360), (25, 2056288), (26, 1977200), (32, 1606475), (40, 1285180), (50, 1028144), (52, 988600), (65, 790880), (80, 642590), (100, 514072), (104, 494300), (130, 395440), (160, 321295), (200, 257036), (208, 247150), (260, 197720), (325, 158176), (400, 128518), (416, 123575), (520, 98860), (650, 79088), (800, 64259), (1040, 49430), (1300, 39544), (2080, 24715), (2600, 19772), (4943, 10400), (5200, 9886)]