25999376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:783

約数の個数: 40

約数和(自身を含む): 54579840

約数和(自身を除く): 28580464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 239, 478, 523, 956, 1046, 1912, 2092, 3107, 3824, 4184, 6214, 6799, 8368, 12428, 13598, 24856, 27196, 49712, 54392, 108784, 124997, 249994, 499988, 999976, 1624961, 1999952, 3249922, 6499844, 12999688, 25999376]

約数ペア:

[(1, 25999376), (2, 12999688), (4, 6499844), (8, 3249922), (13, 1999952), (16, 1624961), (26, 999976), (52, 499988), (104, 249994), (208, 124997), (239, 108784), (478, 54392), (523, 49712), (956, 27196), (1046, 24856), (1912, 13598), (2092, 12428), (3107, 8368), (3824, 6799), (4184, 6214)]