98656640

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1109}}^1$

素因数の和:1267

約数の個数: 64

約数和(自身を含む): 237762000

約数和(自身を除く): 139105360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1109, 1112, 1390, 2218, 2224, 2780, 4436, 4448, 5545, 5560, 8872, 8896, 11090, 11120, 17744, 17792, 22180, 22240, 35488, 44360, 44480, 70976, 88720, 88960, 141952, 154151, 177440, 308302, 354880, 616604, 709760, 770755, 1233208, 1541510, 2466416, 3083020, 4932832, 6166040, 9865664, 12332080, 19731328, 24664160, 49328320, 98656640]

約数ペア:

[(1, 98656640), (2, 49328320), (4, 24664160), (5, 19731328), (8, 12332080), (10, 9865664), (16, 6166040), (20, 4932832), (32, 3083020), (40, 2466416), (64, 1541510), (80, 1233208), (128, 770755), (139, 709760), (160, 616604), (278, 354880), (320, 308302), (556, 177440), (640, 154151), (695, 141952), (1109, 88960), (1112, 88720), (1390, 70976), (2218, 44480), (2224, 44360), (2780, 35488), (4436, 22240), (4448, 22180), (5545, 17792), (5560, 17744), (8872, 11120), (8896, 11090)]