8176977680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{12917}}^1$

素因数の和:13164

約数の個数: 80

約数和(自身を含む): 19577590704

約数和(自身を除く): 11400613024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 193, 205, 328, 386, 410, 656, 772, 820, 965, 1544, 1640, 1930, 3088, 3280, 3860, 7720, 7913, 12917, 15440, 15826, 25834, 31652, 39565, 51668, 63304, 64585, 79130, 103336, 126608, 129170, 158260, 206672, 258340, 316520, 516680, 529597, 633040, 1033360, 1059194, 2118388, 2492981, 2647985, 4236776, 4985962, 5295970, 8473552, 9971924, 10591940, 12464905, 19943848, 21183880, 24929810, 39887696, 42367760, 49859620, 99719240, 102212221, 199438480, 204424442, 408848884, 511061105, 817697768, 1022122210, 1635395536, 2044244420, 4088488840, 8176977680]

約数ペア:

[(1, 8176977680), (2, 4088488840), (4, 2044244420), (5, 1635395536), (8, 1022122210), (10, 817697768), (16, 511061105), (20, 408848884), (40, 204424442), (41, 199438480), (80, 102212221), (82, 99719240), (164, 49859620), (193, 42367760), (205, 39887696), (328, 24929810), (386, 21183880), (410, 19943848), (656, 12464905), (772, 10591940), (820, 9971924), (965, 8473552), (1544, 5295970), (1640, 4985962), (1930, 4236776), (3088, 2647985), (3280, 2492981), (3860, 2118388), (7720, 1059194), (7913, 1033360), (12917, 633040), (15440, 529597), (15826, 516680), (25834, 316520), (31652, 258340), (39565, 206672), (51668, 158260), (63304, 129170), (64585, 126608), (79130, 103336)]