207847520

素因数分解:

$2^5\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4177}}^1$

素因数の和:4503

約数の個数: 48

約数和(自身を含む): 492736608

約数和(自身を除く): 284889088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 311, 622, 1244, 1555, 2488, 3110, 4177, 4976, 6220, 8354, 9952, 12440, 16708, 20885, 24880, 33416, 41770, 49760, 66832, 83540, 133664, 167080, 334160, 668320, 1299047, 2598094, 5196188, 6495235, 10392376, 12990470, 20784752, 25980940, 41569504, 51961880, 103923760, 207847520]

約数ペア:

[(1, 207847520), (2, 103923760), (4, 51961880), (5, 41569504), (8, 25980940), (10, 20784752), (16, 12990470), (20, 10392376), (32, 6495235), (40, 5196188), (80, 2598094), (160, 1299047), (311, 668320), (622, 334160), (1244, 167080), (1555, 133664), (2488, 83540), (3110, 66832), (4177, 49760), (4976, 41770), (6220, 33416), (8354, 24880), (9952, 20885), (12440, 16708)]