123320800

素因数分解:

$2^5\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1109}}^1$

素因数の和:1268

約数の個数: 72

約数和(自身を含む): 303496200

約数和(自身を除く): 180175400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 139, 160, 200, 278, 400, 556, 695, 800, 1109, 1112, 1390, 2218, 2224, 2780, 3475, 4436, 4448, 5545, 5560, 6950, 8872, 11090, 11120, 13900, 17744, 22180, 22240, 27725, 27800, 35488, 44360, 55450, 55600, 88720, 110900, 111200, 154151, 177440, 221800, 308302, 443600, 616604, 770755, 887200, 1233208, 1541510, 2466416, 3083020, 3853775, 4932832, 6166040, 7707550, 12332080, 15415100, 24664160, 30830200, 61660400, 123320800]

約数ペア:

[(1, 123320800), (2, 61660400), (4, 30830200), (5, 24664160), (8, 15415100), (10, 12332080), (16, 7707550), (20, 6166040), (25, 4932832), (32, 3853775), (40, 3083020), (50, 2466416), (80, 1541510), (100, 1233208), (139, 887200), (160, 770755), (200, 616604), (278, 443600), (400, 308302), (556, 221800), (695, 177440), (800, 154151), (1109, 111200), (1112, 110900), (1390, 88720), (2218, 55600), (2224, 55450), (2780, 44360), (3475, 35488), (4436, 27800), (4448, 27725), (5545, 22240), (5560, 22180), (6950, 17744), (8872, 13900), (11090, 11120)]