65820830

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107903}}^1$

素因数の和:107971

約数の個数: 16

約数和(自身を含む): 120420864

約数和(自身を除く): 54600034

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 107903, 215806, 539515, 1079030, 6582083, 13164166, 32910415, 65820830]

約数ペア:

[(1, 65820830), (2, 32910415), (5, 13164166), (10, 6582083), (61, 1079030), (122, 539515), (305, 215806), (610, 107903)]