81025264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 174551328

約数和(自身を除く): 93526064

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 83, 97, 136, 148, 166, 194, 272, 296, 332, 388, 592, 629, 664, 776, 1258, 1328, 1411, 1552, 1649, 2516, 2822, 3071, 3298, 3589, 5032, 5644, 6142, 6596, 7178, 8051, 10064, 11288, 12284, 13192, 14356, 16102, 22576, 24568, 26384, 28712, 32204, 49136, 52207, 57424, 61013, 64408, 104414, 122026, 128816, 136867, 208828, 244052, 273734, 297887, 417656, 488104, 547468, 595774, 835312, 976208, 1094936, 1191548, 2189872, 2383096, 4766192, 5064079, 10128158, 20256316, 40512632, 81025264]

約数ペア:

[(1, 81025264), (2, 40512632), (4, 20256316), (8, 10128158), (16, 5064079), (17, 4766192), (34, 2383096), (37, 2189872), (68, 1191548), (74, 1094936), (83, 976208), (97, 835312), (136, 595774), (148, 547468), (166, 488104), (194, 417656), (272, 297887), (296, 273734), (332, 244052), (388, 208828), (592, 136867), (629, 128816), (664, 122026), (776, 104414), (1258, 64408), (1328, 61013), (1411, 57424), (1552, 52207), (1649, 49136), (2516, 32204), (2822, 28712), (3071, 26384), (3298, 24568), (3589, 22576), (5032, 16102), (5644, 14356), (6142, 13192), (6596, 12284), (7178, 11288), (8051, 10064)]