20173440085

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{31627}}^1$

素因数の和:31797

約数の個数: 32

約数和(自身を含む): 25823629440

約数和(自身を除く): 5650189355

約数列:

[1, 5, 29, 53, 83, 145, 265, 415, 1537, 2407, 4399, 7685, 12035, 21995, 31627, 127571, 158135, 637855, 917183, 1676231, 2625041, 4585915, 8381155, 13125205, 48610699, 76126189, 139127173, 243053495, 380630945, 695635865, 4034688017, 20173440085]

約数ペア:

[(1, 20173440085), (5, 4034688017), (29, 695635865), (53, 380630945), (83, 243053495), (145, 139127173), (265, 76126189), (415, 48610699), (1537, 13125205), (2407, 8381155), (4399, 4585915), (7685, 2625041), (12035, 1676231), (21995, 917183), (31627, 637855), (127571, 158135)]