220122475

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{659}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 282839040

約数和(自身を除く): 62716565

約数列:

[1, 5, 25, 31, 155, 431, 659, 775, 2155, 3295, 10775, 13361, 16475, 20429, 66805, 102145, 284029, 334025, 510725, 1420145, 7100725, 8804899, 44024495, 220122475]

約数ペア:

[(1, 220122475), (5, 44024495), (25, 8804899), (31, 7100725), (155, 1420145), (431, 510725), (659, 334025), (775, 284029), (2155, 102145), (3295, 66805), (10775, 20429), (13361, 16475)]