128220448

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{97729}}^1$

素因数の和:97780

約数の個数: 24

約数和(自身を含む): 258593580

約数和(自身を除く): 130373132

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 97729, 195458, 390916, 781832, 1563664, 3127328, 4006889, 8013778, 16027556, 32055112, 64110224, 128220448]

約数ペア:

[(1, 128220448), (2, 64110224), (4, 32055112), (8, 16027556), (16, 8013778), (32, 4006889), (41, 3127328), (82, 1563664), (164, 781832), (328, 390916), (656, 195458), (1312, 97729)]