78509128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{3823}}^1$

素因数の和:3997

約数の個数: 32

約数和(自身を含む): 156936960

約数和(自身を除く): 78427832

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151, 302, 604, 1208, 2567, 3823, 5134, 7646, 10268, 15292, 20536, 30584, 64991, 129982, 259964, 519928, 577273, 1154546, 2309092, 4618184, 9813641, 19627282, 39254564, 78509128]

約数ペア:

[(1, 78509128), (2, 39254564), (4, 19627282), (8, 9813641), (17, 4618184), (34, 2309092), (68, 1154546), (136, 577273), (151, 519928), (302, 259964), (604, 129982), (1208, 64991), (2567, 30584), (3823, 20536), (5134, 15292), (7646, 10268)]