99384980

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{12517}}^1$

素因数の和:12923

約数の個数: 24

約数和(自身を含む): 209250888

約数和(自身を除く): 109865908

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 12517, 25034, 50068, 62585, 125170, 250340, 4969249, 9938498, 19876996, 24846245, 49692490, 99384980]

約数ペア:

[(1, 99384980), (2, 49692490), (4, 24846245), (5, 19876996), (10, 9938498), (20, 4969249), (397, 250340), (794, 125170), (1588, 62585), (1985, 50068), (3970, 25034), (7940, 12517)]