156738945025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{19463}}^1$

素因数の和:19906

約数の個数: 48

約数和(自身を含む): 212873875200

約数和(自身を除く): 56134930175

約数列:

[1, 5, 13, 25, 65, 71, 325, 349, 355, 923, 1745, 1775, 4537, 4615, 8725, 19463, 22685, 23075, 24779, 97315, 113425, 123895, 253019, 322127, 486575, 619475, 1265095, 1381873, 1610635, 6325475, 6792587, 6909365, 8053175, 17964349, 33962935, 34546825, 88303631, 89821745, 169814675, 441518155, 449108725, 482273677, 2207590775, 2411368385, 6269557801, 12056841925, 31347789005, 156738945025]

約数ペア:

[(1, 156738945025), (5, 31347789005), (13, 12056841925), (25, 6269557801), (65, 2411368385), (71, 2207590775), (325, 482273677), (349, 449108725), (355, 441518155), (923, 169814675), (1745, 89821745), (1775, 88303631), (4537, 34546825), (4615, 33962935), (8725, 17964349), (19463, 8053175), (22685, 6909365), (23075, 6792587), (24779, 6325475), (97315, 1610635), (113425, 1381873), (123895, 1265095), (253019, 619475), (322127, 486575)]