68576992

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 72

約数和(自身を含む): 150822000

約数和(自身を除く): 82245008

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 89, 121, 176, 178, 199, 242, 352, 356, 398, 484, 712, 796, 968, 979, 1424, 1592, 1936, 1958, 2189, 2848, 3184, 3872, 3916, 4378, 6368, 7832, 8756, 10769, 15664, 17512, 17711, 21538, 24079, 31328, 35024, 35422, 43076, 48158, 70048, 70844, 86152, 96316, 141688, 172304, 192632, 194821, 283376, 344608, 385264, 389642, 566752, 770528, 779284, 1558568, 2143031, 3117136, 4286062, 6234272, 8572124, 17144248, 34288496, 68576992]

約数ペア:

[(1, 68576992), (2, 34288496), (4, 17144248), (8, 8572124), (11, 6234272), (16, 4286062), (22, 3117136), (32, 2143031), (44, 1558568), (88, 779284), (89, 770528), (121, 566752), (176, 389642), (178, 385264), (199, 344608), (242, 283376), (352, 194821), (356, 192632), (398, 172304), (484, 141688), (712, 96316), (796, 86152), (968, 70844), (979, 70048), (1424, 48158), (1592, 43076), (1936, 35422), (1958, 35024), (2189, 31328), (2848, 24079), (3184, 21538), (3872, 17711), (3916, 17512), (4378, 15664), (6368, 10769), (7832, 8756)]