80918176

素因数分解:

$2^5\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 82075424

約数列:

[1, 2, 4, 8, 16, 32, 97, 131, 194, 199, 262, 388, 398, 524, 776, 796, 1048, 1552, 1592, 2096, 3104, 3184, 4192, 6368, 12707, 19303, 25414, 26069, 38606, 50828, 52138, 77212, 101656, 104276, 154424, 203312, 208552, 308848, 406624, 417104, 617696, 834208, 2528693, 5057386, 10114772, 20229544, 40459088, 80918176]

約数ペア:

[(1, 80918176), (2, 40459088), (4, 20229544), (8, 10114772), (16, 5057386), (32, 2528693), (97, 834208), (131, 617696), (194, 417104), (199, 406624), (262, 308848), (388, 208552), (398, 203312), (524, 154424), (776, 104276), (796, 101656), (1048, 77212), (1552, 52138), (1592, 50828), (2096, 38606), (3104, 26069), (3184, 25414), (4192, 19303), (6368, 12707)]