196182500

素因数分解:

$2^2\times 5^4\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:930

約数の個数: 60

約数和(自身を含む): 433970460

約数和(自身を除く): 237787960

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 194, 250, 388, 485, 500, 625, 809, 970, 1250, 1618, 1940, 2425, 2500, 3236, 4045, 4850, 8090, 9700, 12125, 16180, 20225, 24250, 40450, 48500, 60625, 78473, 80900, 101125, 121250, 156946, 202250, 242500, 313892, 392365, 404500, 505625, 784730, 1011250, 1569460, 1961825, 2022500, 3923650, 7847300, 9809125, 19618250, 39236500, 49045625, 98091250, 196182500]

約数ペア:

[(1, 196182500), (2, 98091250), (4, 49045625), (5, 39236500), (10, 19618250), (20, 9809125), (25, 7847300), (50, 3923650), (97, 2022500), (100, 1961825), (125, 1569460), (194, 1011250), (250, 784730), (388, 505625), (485, 404500), (500, 392365), (625, 313892), (809, 242500), (970, 202250), (1250, 156946), (1618, 121250), (1940, 101125), (2425, 80900), (2500, 78473), (3236, 60625), (4045, 48500), (4850, 40450), (8090, 24250), (9700, 20225), (12125, 16180)]