497647520

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^2\times {\mathrm{617}}^1$

素因数の和:774

約数の個数: 72

約数和(自身を含む): 1194417252

約数和(自身を除く): 696769732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 617, 710, 1136, 1234, 1420, 2272, 2468, 2840, 3085, 4936, 5041, 5680, 6170, 9872, 10082, 11360, 12340, 19744, 20164, 24680, 25205, 40328, 43807, 49360, 50410, 80656, 87614, 98720, 100820, 161312, 175228, 201640, 219035, 350456, 403280, 438070, 700912, 806560, 876140, 1401824, 1752280, 3110297, 3504560, 6220594, 7009120, 12441188, 15551485, 24882376, 31102970, 49764752, 62205940, 99529504, 124411880, 248823760, 497647520]

約数ペア:

[(1, 497647520), (2, 248823760), (4, 124411880), (5, 99529504), (8, 62205940), (10, 49764752), (16, 31102970), (20, 24882376), (32, 15551485), (40, 12441188), (71, 7009120), (80, 6220594), (142, 3504560), (160, 3110297), (284, 1752280), (355, 1401824), (568, 876140), (617, 806560), (710, 700912), (1136, 438070), (1234, 403280), (1420, 350456), (2272, 219035), (2468, 201640), (2840, 175228), (3085, 161312), (4936, 100820), (5041, 98720), (5680, 87614), (6170, 80656), (9872, 50410), (10082, 49360), (11360, 43807), (12340, 40328), (19744, 25205), (20164, 24680)]