1401972475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{128327}}^1$

素因数の和:128379

約数の個数: 24

約数和(自身を含む): 1909520640

約数和(自身を除く): 507548165

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2185, 10925, 128327, 641635, 2438213, 2951521, 3208175, 12191065, 14757605, 56078899, 60955325, 73788025, 280394495, 1401972475]

約数ペア:

[(1, 1401972475), (5, 280394495), (19, 73788025), (23, 60955325), (25, 56078899), (95, 14757605), (115, 12191065), (437, 3208175), (475, 2951521), (575, 2438213), (2185, 641635), (10925, 128327)]