71459680

素因数分解:

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

素因数の和:5479

約数の個数: 48

約数和(自身を含む): 170889264

約数和(自身を除く): 99429584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 5381, 6640, 10762, 13280, 21524, 26905, 43048, 53810, 86096, 107620, 172192, 215240, 430480, 446623, 860960, 893246, 1786492, 2233115, 3572984, 4466230, 7145968, 8932460, 14291936, 17864920, 35729840, 71459680]

約数ペア:

[(1, 71459680), (2, 35729840), (4, 17864920), (5, 14291936), (8, 8932460), (10, 7145968), (16, 4466230), (20, 3572984), (32, 2233115), (40, 1786492), (80, 893246), (83, 860960), (160, 446623), (166, 430480), (332, 215240), (415, 172192), (664, 107620), (830, 86096), (1328, 53810), (1660, 43048), (2656, 26905), (3320, 21524), (5381, 13280), (6640, 10762)]