1900515875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{661049}}^1$

素因数の和:661087

約数の個数: 16

約数和(自身を含む): 2474971200

約数和(自身を除く): 574455325

約数列:

[1, 5, 23, 25, 115, 125, 575, 2875, 661049, 3305245, 15204127, 16526225, 76020635, 82631125, 380103175, 1900515875]

約数ペア:

[(1, 1900515875), (5, 380103175), (23, 82631125), (25, 76020635), (115, 16526225), (125, 15204127), (575, 3305245), (2875, 661049)]