9554500

素因数分解:

$2^2\times 5^3\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 21189168

約数和(自身を除く): 11634668

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 194, 197, 250, 388, 394, 485, 500, 788, 970, 985, 1940, 1970, 2425, 3940, 4850, 4925, 9700, 9850, 12125, 19109, 19700, 24250, 24625, 38218, 48500, 49250, 76436, 95545, 98500, 191090, 382180, 477725, 955450, 1910900, 2388625, 4777250, 9554500]

約数ペア:

[(1, 9554500), (2, 4777250), (4, 2388625), (5, 1910900), (10, 955450), (20, 477725), (25, 382180), (50, 191090), (97, 98500), (100, 95545), (125, 76436), (194, 49250), (197, 48500), (250, 38218), (388, 24625), (394, 24250), (485, 19700), (500, 19109), (788, 12125), (970, 9850), (985, 9700), (1940, 4925), (1970, 4850), (2425, 3940)]