87499856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2633}}^1$

素因数の和:2739

約数の個数: 40

約数和(自身を含む): 177679104

約数和(自身を除く): 90179248

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 248, 268, 496, 536, 1072, 2077, 2633, 4154, 5266, 8308, 10532, 16616, 21064, 33232, 42128, 81623, 163246, 176411, 326492, 352822, 652984, 705644, 1305968, 1411288, 2822576, 5468741, 10937482, 21874964, 43749928, 87499856]

約数ペア:

[(1, 87499856), (2, 43749928), (4, 21874964), (8, 10937482), (16, 5468741), (31, 2822576), (62, 1411288), (67, 1305968), (124, 705644), (134, 652984), (248, 352822), (268, 326492), (496, 176411), (536, 163246), (1072, 81623), (2077, 42128), (2633, 33232), (4154, 21064), (5266, 16616), (8308, 10532)]