68608904

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1291}}^1$

素因数の和:1390

約数の個数: 64

約数和(自身を含む): 160621440

約数和(自身を除く): 92012536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 73, 91, 104, 146, 182, 292, 364, 511, 584, 728, 949, 1022, 1291, 1898, 2044, 2582, 3796, 4088, 5164, 6643, 7592, 9037, 10328, 13286, 16783, 18074, 26572, 33566, 36148, 53144, 67132, 72296, 94243, 117481, 134264, 188486, 234962, 376972, 469924, 659701, 753944, 939848, 1225159, 1319402, 2450318, 2638804, 4900636, 5277608, 8576113, 9801272, 17152226, 34304452, 68608904]

約数ペア:

[(1, 68608904), (2, 34304452), (4, 17152226), (7, 9801272), (8, 8576113), (13, 5277608), (14, 4900636), (26, 2638804), (28, 2450318), (52, 1319402), (56, 1225159), (73, 939848), (91, 753944), (104, 659701), (146, 469924), (182, 376972), (292, 234962), (364, 188486), (511, 134264), (584, 117481), (728, 94243), (949, 72296), (1022, 67132), (1291, 53144), (1898, 36148), (2044, 33566), (2582, 26572), (3796, 18074), (4088, 16783), (5164, 13286), (6643, 10328), (7592, 9037)]