1780454995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{4937}}^1$

素因数の和:5115

約数の個数: 32

約数和(自身を含む): 2389201920

約数和(自身を除く): 608746925

約数列:

[1, 5, 11, 55, 79, 83, 395, 415, 869, 913, 4345, 4565, 4937, 6557, 24685, 32785, 54307, 72127, 271535, 360635, 390023, 409771, 1950115, 2048855, 4290253, 4507481, 21451265, 22537405, 32371909, 161859545, 356090999, 1780454995]

約数ペア:

[(1, 1780454995), (5, 356090999), (11, 161859545), (55, 32371909), (79, 22537405), (83, 21451265), (395, 4507481), (415, 4290253), (869, 2048855), (913, 1950115), (4345, 409771), (4565, 390023), (4937, 360635), (6557, 271535), (24685, 72127), (32785, 54307)]