82173920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{30211}}^1$

素因数の和:30243

約数の個数: 48

約数和(自身を含む): 205562448

約数和(自身を除く): 123388528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 30211, 60422, 120844, 151055, 241688, 302110, 483376, 513587, 604220, 966752, 1027174, 1208440, 2054348, 2416880, 2567935, 4108696, 4833760, 5135870, 8217392, 10271740, 16434784, 20543480, 41086960, 82173920]

約数ペア:

[(1, 82173920), (2, 41086960), (4, 20543480), (5, 16434784), (8, 10271740), (10, 8217392), (16, 5135870), (17, 4833760), (20, 4108696), (32, 2567935), (34, 2416880), (40, 2054348), (68, 1208440), (80, 1027174), (85, 966752), (136, 604220), (160, 513587), (170, 483376), (272, 302110), (340, 241688), (544, 151055), (680, 120844), (1360, 60422), (2720, 30211)]