68695400

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{3541}}^1$

素因数の和:3654

約数の個数: 48

約数和(自身を含む): 161408940

約数和(自身を除く): 92713540

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2425, 3541, 3880, 4850, 7082, 9700, 14164, 17705, 19400, 28328, 35410, 70820, 88525, 141640, 177050, 343477, 354100, 686954, 708200, 1373908, 1717385, 2747816, 3434770, 6869540, 8586925, 13739080, 17173850, 34347700, 68695400]

約数ペア:

[(1, 68695400), (2, 34347700), (4, 17173850), (5, 13739080), (8, 8586925), (10, 6869540), (20, 3434770), (25, 2747816), (40, 1717385), (50, 1373908), (97, 708200), (100, 686954), (194, 354100), (200, 343477), (388, 177050), (485, 141640), (776, 88525), (970, 70820), (1940, 35410), (2425, 28328), (3541, 19400), (3880, 17705), (4850, 14164), (7082, 9700)]