61656580

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{5399}}^1$

素因数の和:5979

約数の個数: 24

約数和(自身を含む): 129729600

約数和(自身を除く): 68073020

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5399, 5710, 10798, 11420, 21596, 26995, 53990, 107980, 3082829, 6165658, 12331316, 15414145, 30828290, 61656580]

約数ペア:

[(1, 61656580), (2, 30828290), (4, 15414145), (5, 12331316), (10, 6165658), (20, 3082829), (571, 107980), (1142, 53990), (2284, 26995), (2855, 21596), (5399, 11420), (5710, 10798)]