81197710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{12101}}^1$

素因数の和:12180

約数の個数: 32

約数和(自身を含む): 162069984

約数和(自身を除く): 80872274

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 3355, 6710, 12101, 24202, 60505, 121010, 133111, 266222, 665555, 738161, 1331110, 1476322, 3690805, 7381610, 8119771, 16239542, 40598855, 81197710]

約数ペア:

[(1, 81197710), (2, 40598855), (5, 16239542), (10, 8119771), (11, 7381610), (22, 3690805), (55, 1476322), (61, 1331110), (110, 738161), (122, 665555), (305, 266222), (610, 133111), (671, 121010), (1342, 60505), (3355, 24202), (6710, 12101)]