81326392

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 182476800

約数和(自身を除く): 101150408

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 79, 124, 158, 217, 248, 316, 434, 553, 593, 632, 868, 1106, 1186, 1736, 2212, 2372, 2449, 4151, 4424, 4744, 4898, 8302, 9796, 16604, 17143, 18383, 19592, 33208, 34286, 36766, 46847, 68572, 73532, 93694, 128681, 137144, 147064, 187388, 257362, 327929, 374776, 514724, 655858, 1029448, 1311716, 1452257, 2623432, 2904514, 5809028, 10165799, 11618056, 20331598, 40663196, 81326392]

約数ペア:

[(1, 81326392), (2, 40663196), (4, 20331598), (7, 11618056), (8, 10165799), (14, 5809028), (28, 2904514), (31, 2623432), (56, 1452257), (62, 1311716), (79, 1029448), (124, 655858), (158, 514724), (217, 374776), (248, 327929), (316, 257362), (434, 187388), (553, 147064), (593, 137144), (632, 128681), (868, 93694), (1106, 73532), (1186, 68572), (1736, 46847), (2212, 36766), (2372, 34286), (2449, 33208), (4151, 19592), (4424, 18383), (4744, 17143), (4898, 16604), (8302, 9796)]