80678480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 197665920

約数和(自身を除く): 116987440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 163, 184, 230, 269, 326, 368, 460, 538, 652, 815, 920, 1076, 1304, 1345, 1630, 1840, 2152, 2608, 2690, 3260, 3749, 4304, 5380, 6187, 6520, 7498, 10760, 12374, 13040, 14996, 18745, 21520, 24748, 29992, 30935, 37490, 43847, 49496, 59984, 61870, 74980, 87694, 98992, 123740, 149960, 175388, 219235, 247480, 299920, 350776, 438470, 494960, 701552, 876940, 1008481, 1753880, 2016962, 3507760, 4033924, 5042405, 8067848, 10084810, 16135696, 20169620, 40339240, 80678480]

約数ペア:

[(1, 80678480), (2, 40339240), (4, 20169620), (5, 16135696), (8, 10084810), (10, 8067848), (16, 5042405), (20, 4033924), (23, 3507760), (40, 2016962), (46, 1753880), (80, 1008481), (92, 876940), (115, 701552), (163, 494960), (184, 438470), (230, 350776), (269, 299920), (326, 247480), (368, 219235), (460, 175388), (538, 149960), (652, 123740), (815, 98992), (920, 87694), (1076, 74980), (1304, 61870), (1345, 59984), (1630, 49496), (1840, 43847), (2152, 37490), (2608, 30935), (2690, 29992), (3260, 24748), (3749, 21520), (4304, 18745), (5380, 14996), (6187, 13040), (6520, 12374), (7498, 10760)]