61791635480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{21161519}}^1$

素因数の和:21161603

約数の個数: 32

約数和(自身を含む): 140935723200

約数和(自身を除く): 79144087720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 21161519, 42323038, 84646076, 105807595, 169292152, 211615190, 423230380, 846460760, 1544790887, 3089581774, 6179163548, 7723954435, 12358327096, 15447908870, 30895817740, 61791635480]

約数ペア:

[(1, 61791635480), (2, 30895817740), (4, 15447908870), (5, 12358327096), (8, 7723954435), (10, 6179163548), (20, 3089581774), (40, 1544790887), (73, 846460760), (146, 423230380), (292, 211615190), (365, 169292152), (584, 105807595), (730, 84646076), (1460, 42323038), (2920, 21161519)]