72511528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{3271}}^1$

素因数の和:3457

約数の個数: 32

約数和(自身を含む): 144884160

約数和(自身を除く): 72372632

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 163, 326, 652, 1304, 2771, 3271, 5542, 6542, 11084, 13084, 22168, 26168, 55607, 111214, 222428, 444856, 533173, 1066346, 2132692, 4265384, 9063941, 18127882, 36255764, 72511528]

約数ペア:

[(1, 72511528), (2, 36255764), (4, 18127882), (8, 9063941), (17, 4265384), (34, 2132692), (68, 1066346), (136, 533173), (163, 444856), (326, 222428), (652, 111214), (1304, 55607), (2771, 26168), (3271, 22168), (5542, 13084), (6542, 11084)]