51065456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2531}}^1$

素因数の和:2649

約数の個数: 40

約数和(自身を含む): 107691024

約数和(自身を除く): 56625568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 2522, 2531, 5044, 5062, 10088, 10124, 20176, 20248, 32903, 40496, 65806, 131612, 245507, 263224, 491014, 526448, 982028, 1964056, 3191591, 3928112, 6383182, 12766364, 25532728, 51065456]

約数ペア:

[(1, 51065456), (2, 25532728), (4, 12766364), (8, 6383182), (13, 3928112), (16, 3191591), (26, 1964056), (52, 982028), (97, 526448), (104, 491014), (194, 263224), (208, 245507), (388, 131612), (776, 65806), (1261, 40496), (1552, 32903), (2522, 20248), (2531, 20176), (5044, 10124), (5062, 10088)]