25928464

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{67}}^2$

素因数の和:180

約数の個数: 45

約数和(自身を含む): 53822727

約数和(自身を除く): 27894263

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 361, 536, 722, 1072, 1273, 1444, 2546, 2888, 4489, 5092, 5776, 8978, 10184, 17956, 20368, 24187, 35912, 48374, 71824, 85291, 96748, 170582, 193496, 341164, 386992, 682328, 1364656, 1620529, 3241058, 6482116, 12964232, 25928464]

約数ペア:

[(1, 25928464), (2, 12964232), (4, 6482116), (8, 3241058), (16, 1620529), (19, 1364656), (38, 682328), (67, 386992), (76, 341164), (134, 193496), (152, 170582), (268, 96748), (304, 85291), (361, 71824), (536, 48374), (722, 35912), (1072, 24187), (1273, 20368), (1444, 17956), (2546, 10184), (2888, 8978), (4489, 5776)]