68671408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8923}}^1$

素因数の和:8981

約数の個数: 40

約数和(自身を含む): 147174608

約数和(自身を除く): 78503200

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3848, 7696, 8923, 17846, 35692, 71384, 115999, 142768, 231998, 330151, 463996, 660302, 927992, 1320604, 1855984, 2641208, 4291963, 5282416, 8583926, 17167852, 34335704, 68671408]

約数ペア:

[(1, 68671408), (2, 34335704), (4, 17167852), (8, 8583926), (13, 5282416), (16, 4291963), (26, 2641208), (37, 1855984), (52, 1320604), (74, 927992), (104, 660302), (148, 463996), (208, 330151), (296, 231998), (481, 142768), (592, 115999), (962, 71384), (1924, 35692), (3848, 17846), (7696, 8923)]