68507264

素因数分解:

$2^7\times 7^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 157292160

約数和(自身を除く): 88784896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 157, 224, 314, 448, 487, 628, 896, 974, 1099, 1256, 1948, 2198, 2512, 3409, 3896, 4396, 5024, 6818, 7792, 8792, 10048, 13636, 15584, 17584, 20096, 27272, 31168, 35168, 54544, 62336, 70336, 76459, 109088, 140672, 152918, 218176, 305836, 436352, 535213, 611672, 1070426, 1223344, 2140852, 2446688, 4281704, 4893376, 8563408, 9786752, 17126816, 34253632, 68507264]

約数ペア:

[(1, 68507264), (2, 34253632), (4, 17126816), (7, 9786752), (8, 8563408), (14, 4893376), (16, 4281704), (28, 2446688), (32, 2140852), (56, 1223344), (64, 1070426), (112, 611672), (128, 535213), (157, 436352), (224, 305836), (314, 218176), (448, 152918), (487, 140672), (628, 109088), (896, 76459), (974, 70336), (1099, 62336), (1256, 54544), (1948, 35168), (2198, 31168), (2512, 27272), (3409, 20096), (3896, 17584), (4396, 15584), (5024, 13636), (6818, 10048), (7792, 8792)]