80256168

素因数分解:

$2^3\times 3^2\times {\mathrm{149}}^1\times {\mathrm{7481}}^1$

素因数の和:7642

約数の個数: 48

約数和(自身を含む): 218848500

約数和(自身を除く): 138592332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 149, 298, 447, 596, 894, 1192, 1341, 1788, 2682, 3576, 5364, 7481, 10728, 14962, 22443, 29924, 44886, 59848, 67329, 89772, 134658, 179544, 269316, 538632, 1114669, 2229338, 3344007, 4458676, 6688014, 8917352, 10032021, 13376028, 20064042, 26752056, 40128084, 80256168]

約数ペア:

[(1, 80256168), (2, 40128084), (3, 26752056), (4, 20064042), (6, 13376028), (8, 10032021), (9, 8917352), (12, 6688014), (18, 4458676), (24, 3344007), (36, 2229338), (72, 1114669), (149, 538632), (298, 269316), (447, 179544), (596, 134658), (894, 89772), (1192, 67329), (1341, 59848), (1788, 44886), (2682, 29924), (3576, 22443), (5364, 14962), (7481, 10728)]