72786500

素因数分解:

$2^2\times 5^3\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1145

約数の個数: 48

約数和(自身を含む): 160196400

約数和(自身を除く): 87409900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 149, 250, 298, 500, 596, 745, 977, 1490, 1954, 2980, 3725, 3908, 4885, 7450, 9770, 14900, 18625, 19540, 24425, 37250, 48850, 74500, 97700, 122125, 145573, 244250, 291146, 488500, 582292, 727865, 1455730, 2911460, 3639325, 7278650, 14557300, 18196625, 36393250, 72786500]

約数ペア:

[(1, 72786500), (2, 36393250), (4, 18196625), (5, 14557300), (10, 7278650), (20, 3639325), (25, 2911460), (50, 1455730), (100, 727865), (125, 582292), (149, 488500), (250, 291146), (298, 244250), (500, 145573), (596, 122125), (745, 97700), (977, 74500), (1490, 48850), (1954, 37250), (2980, 24425), (3725, 19540), (3908, 18625), (4885, 14900), (7450, 9770)]