81228448

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 196608384

約数和(自身を除く): 115379936

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 83, 112, 119, 136, 166, 224, 238, 257, 272, 332, 476, 514, 544, 581, 664, 952, 1028, 1162, 1328, 1411, 1799, 1904, 2056, 2324, 2656, 2822, 3598, 3808, 4112, 4369, 4648, 5644, 7196, 8224, 8738, 9296, 9877, 11288, 14392, 17476, 18592, 19754, 21331, 22576, 28784, 30583, 34952, 39508, 42662, 45152, 57568, 61166, 69904, 79016, 85324, 122332, 139808, 149317, 158032, 170648, 244664, 298634, 316064, 341296, 362627, 489328, 597268, 682592, 725254, 978656, 1194536, 1450508, 2389072, 2538389, 2901016, 4778144, 5076778, 5802032, 10153556, 11604064, 20307112, 40614224, 81228448]

約数ペア:

[(1, 81228448), (2, 40614224), (4, 20307112), (7, 11604064), (8, 10153556), (14, 5802032), (16, 5076778), (17, 4778144), (28, 2901016), (32, 2538389), (34, 2389072), (56, 1450508), (68, 1194536), (83, 978656), (112, 725254), (119, 682592), (136, 597268), (166, 489328), (224, 362627), (238, 341296), (257, 316064), (272, 298634), (332, 244664), (476, 170648), (514, 158032), (544, 149317), (581, 139808), (664, 122332), (952, 85324), (1028, 79016), (1162, 69904), (1328, 61166), (1411, 57568), (1799, 45152), (1904, 42662), (2056, 39508), (2324, 34952), (2656, 30583), (2822, 28784), (3598, 22576), (3808, 21331), (4112, 19754), (4369, 18592), (4648, 17476), (5644, 14392), (7196, 11288), (8224, 9877), (8738, 9296)]