131315000

素因数分解:

$2^3\times 5^4\times {\mathrm{26263}}^1$

素因数の和:26289

約数の個数: 40

約数和(自身を含む): 307682760

約数和(自身を除く): 176367760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 26263, 52526, 105052, 131315, 210104, 262630, 525260, 656575, 1050520, 1313150, 2626300, 3282875, 5252600, 6565750, 13131500, 16414375, 26263000, 32828750, 65657500, 131315000]

約数ペア:

[(1, 131315000), (2, 65657500), (4, 32828750), (5, 26263000), (8, 16414375), (10, 13131500), (20, 6565750), (25, 5252600), (40, 3282875), (50, 2626300), (100, 1313150), (125, 1050520), (200, 656575), (250, 525260), (500, 262630), (625, 210104), (1000, 131315), (1250, 105052), (2500, 52526), (5000, 26263)]