201263560

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{63691}}^1$

素因数の和:63781

約数の個数: 32

約数和(自身を含む): 458582400

約数和(自身を除く): 257318840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 63691, 127382, 254764, 318455, 509528, 636910, 1273820, 2547640, 5031589, 10063178, 20126356, 25157945, 40252712, 50315890, 100631780, 201263560]

約数ペア:

[(1, 201263560), (2, 100631780), (4, 50315890), (5, 40252712), (8, 25157945), (10, 20126356), (20, 10063178), (40, 5031589), (79, 2547640), (158, 1273820), (316, 636910), (395, 509528), (632, 318455), (790, 254764), (1580, 127382), (3160, 63691)]