51385568

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1$

素因数の和:1347

約数の個数: 48

約数和(自身を含む): 110115936

約数和(自身を除く): 58730368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 101, 104, 202, 208, 404, 416, 808, 1223, 1313, 1616, 2446, 2626, 3232, 4892, 5252, 9784, 10504, 15899, 19568, 21008, 31798, 39136, 42016, 63596, 123523, 127192, 247046, 254384, 494092, 508768, 988184, 1605799, 1976368, 3211598, 3952736, 6423196, 12846392, 25692784, 51385568]

約数ペア:

[(1, 51385568), (2, 25692784), (4, 12846392), (8, 6423196), (13, 3952736), (16, 3211598), (26, 1976368), (32, 1605799), (52, 988184), (101, 508768), (104, 494092), (202, 254384), (208, 247046), (404, 127192), (416, 123523), (808, 63596), (1223, 42016), (1313, 39136), (1616, 31798), (2446, 21008), (2626, 19568), (3232, 15899), (4892, 10504), (5252, 9784)]