128075545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{18077}}^1$

素因数の和:18204

約数の個数: 16

約数和(自身を含む): 167040720

約数和(自身を除く): 38965175

約数列:

[1, 5, 13, 65, 109, 545, 1417, 7085, 18077, 90385, 235001, 1175005, 1970393, 9851965, 25615109, 128075545]

約数ペア:

[(1, 128075545), (5, 25615109), (13, 9851965), (65, 1970393), (109, 1175005), (545, 235001), (1417, 90385), (7085, 18077)]