80392140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5381}}^1$

素因数の和:5479

約数の個数: 72

約数和(自身を含む): 246840048

約数和(自身を除く): 166447908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 5381, 7470, 10762, 14940, 16143, 21524, 26905, 32286, 48429, 53810, 64572, 80715, 96858, 107620, 161430, 193716, 242145, 322860, 446623, 484290, 893246, 968580, 1339869, 1786492, 2233115, 2679738, 4019607, 4466230, 5359476, 6699345, 8039214, 8932460, 13398690, 16078428, 20098035, 26797380, 40196070, 80392140]

約数ペア:

[(1, 80392140), (2, 40196070), (3, 26797380), (4, 20098035), (5, 16078428), (6, 13398690), (9, 8932460), (10, 8039214), (12, 6699345), (15, 5359476), (18, 4466230), (20, 4019607), (30, 2679738), (36, 2233115), (45, 1786492), (60, 1339869), (83, 968580), (90, 893246), (166, 484290), (180, 446623), (249, 322860), (332, 242145), (415, 193716), (498, 161430), (747, 107620), (830, 96858), (996, 80715), (1245, 64572), (1494, 53810), (1660, 48429), (2490, 32286), (2988, 26905), (3735, 21524), (4980, 16143), (5381, 14940), (7470, 10762)]