90004912

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{293}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 178051104

約数和(自身を除く): 88046192

約数列:

[1, 2, 4, 8, 16, 73, 146, 263, 292, 293, 526, 584, 586, 1052, 1168, 1172, 2104, 2344, 4208, 4688, 19199, 21389, 38398, 42778, 76796, 77059, 85556, 153592, 154118, 171112, 307184, 308236, 342224, 616472, 1232944, 5625307, 11250614, 22501228, 45002456, 90004912]

約数ペア:

[(1, 90004912), (2, 45002456), (4, 22501228), (8, 11250614), (16, 5625307), (73, 1232944), (146, 616472), (263, 342224), (292, 308236), (293, 307184), (526, 171112), (584, 154118), (586, 153592), (1052, 85556), (1168, 77059), (1172, 76796), (2104, 42778), (2344, 38398), (4208, 21389), (4688, 19199)]