80168816

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55061}}^1$

素因数の和:55089

約数の個数: 40

約数和(自身を含む): 191175264

約数和(自身を除く): 111006448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 55061, 110122, 220244, 385427, 440488, 715793, 770854, 880976, 1431586, 1541708, 2863172, 3083416, 5010551, 5726344, 6166832, 10021102, 11452688, 20042204, 40084408, 80168816]

約数ペア:

[(1, 80168816), (2, 40084408), (4, 20042204), (7, 11452688), (8, 10021102), (13, 6166832), (14, 5726344), (16, 5010551), (26, 3083416), (28, 2863172), (52, 1541708), (56, 1431586), (91, 880976), (104, 770854), (112, 715793), (182, 440488), (208, 385427), (364, 220244), (728, 110122), (1456, 55061)]