402512864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{6961}}^1$

素因数の和:7123

約数の個数: 48

約数和(自身を含む): 859667760

約数和(自身を除く): 457154896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 139, 208, 278, 416, 556, 1112, 1807, 2224, 3614, 4448, 6961, 7228, 13922, 14456, 27844, 28912, 55688, 57824, 90493, 111376, 180986, 222752, 361972, 723944, 967579, 1447888, 1935158, 2895776, 3870316, 7740632, 12578527, 15481264, 25157054, 30962528, 50314108, 100628216, 201256432, 402512864]

約数ペア:

[(1, 402512864), (2, 201256432), (4, 100628216), (8, 50314108), (13, 30962528), (16, 25157054), (26, 15481264), (32, 12578527), (52, 7740632), (104, 3870316), (139, 2895776), (208, 1935158), (278, 1447888), (416, 967579), (556, 723944), (1112, 361972), (1807, 222752), (2224, 180986), (3614, 111376), (4448, 90493), (6961, 57824), (7228, 55688), (13922, 28912), (14456, 27844)]