81193496

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 170527680

約数和(自身を除く): 89334184

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 101, 136, 184, 202, 257, 391, 404, 514, 782, 808, 1028, 1564, 1717, 2056, 2323, 3128, 3434, 4369, 4646, 5911, 6868, 8738, 9292, 11822, 13736, 17476, 18584, 23644, 25957, 34952, 39491, 47288, 51914, 78982, 100487, 103828, 157964, 200974, 207656, 315928, 401948, 441269, 597011, 803896, 882538, 1194022, 1765076, 2388044, 3530152, 4776088, 10149187, 20298374, 40596748, 81193496]

約数ペア:

[(1, 81193496), (2, 40596748), (4, 20298374), (8, 10149187), (17, 4776088), (23, 3530152), (34, 2388044), (46, 1765076), (68, 1194022), (92, 882538), (101, 803896), (136, 597011), (184, 441269), (202, 401948), (257, 315928), (391, 207656), (404, 200974), (514, 157964), (782, 103828), (808, 100487), (1028, 78982), (1564, 51914), (1717, 47288), (2056, 39491), (2323, 34952), (3128, 25957), (3434, 23644), (4369, 18584), (4646, 17476), (5911, 13736), (6868, 11822), (8738, 9292)]