251115488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{14723}}^1$

素因数の和:14787

約数の個数: 48

約数和(自身を含む): 545435856

約数和(自身を除く): 294320368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 208, 328, 416, 533, 656, 1066, 1312, 2132, 4264, 8528, 14723, 17056, 29446, 58892, 117784, 191399, 235568, 382798, 471136, 603643, 765596, 1207286, 1531192, 2414572, 3062384, 4829144, 6124768, 7847359, 9658288, 15694718, 19316576, 31389436, 62778872, 125557744, 251115488]

約数ペア:

[(1, 251115488), (2, 125557744), (4, 62778872), (8, 31389436), (13, 19316576), (16, 15694718), (26, 9658288), (32, 7847359), (41, 6124768), (52, 4829144), (82, 3062384), (104, 2414572), (164, 1531192), (208, 1207286), (328, 765596), (416, 603643), (533, 471136), (656, 382798), (1066, 235568), (1312, 191399), (2132, 117784), (4264, 58892), (8528, 29446), (14723, 17056)]