200712304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{22441}}^1$

素因数の和:22505

約数の個数: 40

約数和(自身を含む): 428552432

約数和(自身を除く): 227840128

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 22441, 44882, 89764, 179528, 291733, 359056, 583466, 964963, 1166932, 1929926, 2333864, 3859852, 4667728, 7719704, 12544519, 15439408, 25089038, 50178076, 100356152, 200712304]

約数ペア:

[(1, 200712304), (2, 100356152), (4, 50178076), (8, 25089038), (13, 15439408), (16, 12544519), (26, 7719704), (43, 4667728), (52, 3859852), (86, 2333864), (104, 1929926), (172, 1166932), (208, 964963), (344, 583466), (559, 359056), (688, 291733), (1118, 179528), (2236, 89764), (4472, 44882), (8944, 22441)]