15937300

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1020

約数の個数: 36

約数和(自身を含む): 34802460

約数和(自身を除く): 18865160

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 809, 985, 1618, 1970, 3236, 3940, 4045, 4925, 8090, 9850, 16180, 19700, 20225, 40450, 80900, 159373, 318746, 637492, 796865, 1593730, 3187460, 3984325, 7968650, 15937300]

約数ペア:

[(1, 15937300), (2, 7968650), (4, 3984325), (5, 3187460), (10, 1593730), (20, 796865), (25, 637492), (50, 318746), (100, 159373), (197, 80900), (394, 40450), (788, 20225), (809, 19700), (985, 16180), (1618, 9850), (1970, 8090), (3236, 4925), (3940, 4045)]