64254728

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1237}}^1$

素因数の和:1437

約数の個数: 32

約数和(自身を含む): 124196160

約数和(自身を除く): 59941432

約数列:

[1, 2, 4, 8, 43, 86, 151, 172, 302, 344, 604, 1208, 1237, 2474, 4948, 6493, 9896, 12986, 25972, 51944, 53191, 106382, 186787, 212764, 373574, 425528, 747148, 1494296, 8031841, 16063682, 32127364, 64254728]

約数ペア:

[(1, 64254728), (2, 32127364), (4, 16063682), (8, 8031841), (43, 1494296), (86, 747148), (151, 425528), (172, 373574), (302, 212764), (344, 186787), (604, 106382), (1208, 53191), (1237, 51944), (2474, 25972), (4948, 12986), (6493, 9896)]