248672008

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{953}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 508033620

約数和(自身を除く): 259361612

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 193, 338, 386, 676, 772, 953, 1352, 1544, 1906, 2509, 3812, 5018, 7624, 10036, 12389, 20072, 24778, 32617, 49556, 65234, 99112, 130468, 161057, 183929, 260936, 322114, 367858, 644228, 735716, 1288456, 1471432, 2391077, 4782154, 9564308, 19128616, 31084001, 62168002, 124336004, 248672008]

約数ペア:

[(1, 248672008), (2, 124336004), (4, 62168002), (8, 31084001), (13, 19128616), (26, 9564308), (52, 4782154), (104, 2391077), (169, 1471432), (193, 1288456), (338, 735716), (386, 644228), (676, 367858), (772, 322114), (953, 260936), (1352, 183929), (1544, 161057), (1906, 130468), (2509, 99112), (3812, 65234), (5018, 49556), (7624, 32617), (10036, 24778), (12389, 20072)]