68440228

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{1987}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 122460800

約数和(自身を除く): 54020572

約数列:

[1, 2, 4, 79, 109, 158, 218, 316, 436, 1987, 3974, 7948, 8611, 17222, 34444, 156973, 216583, 313946, 433166, 627892, 866332, 17110057, 34220114, 68440228]

約数ペア:

[(1, 68440228), (2, 34220114), (4, 17110057), (79, 866332), (109, 627892), (158, 433166), (218, 313946), (316, 216583), (436, 156973), (1987, 34444), (3974, 17222), (7948, 8611)]