97981640

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{25253}}^1$

素因数の和:25361

約数の個数: 32

約数和(自身を含む): 222740280

約数和(自身を除く): 124758640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 25253, 50506, 101012, 126265, 202024, 252530, 505060, 1010120, 2449541, 4899082, 9798164, 12247705, 19596328, 24495410, 48990820, 97981640]

約数ペア:

[(1, 97981640), (2, 48990820), (4, 24495410), (5, 19596328), (8, 12247705), (10, 9798164), (20, 4899082), (40, 2449541), (97, 1010120), (194, 505060), (388, 252530), (485, 202024), (776, 126265), (970, 101012), (1940, 50506), (3880, 25253)]