83156725

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1861

約数の個数: 24

約数和(自身を含む): 108247040

約数和(自身を除く): 25090315

約数列:

[1, 5, 25, 31, 61, 155, 305, 775, 1525, 1759, 1891, 8795, 9455, 43975, 47275, 54529, 107299, 272645, 536495, 1363225, 2682475, 3326269, 16631345, 83156725]

約数ペア:

[(1, 83156725), (5, 16631345), (25, 3326269), (31, 2682475), (61, 1363225), (155, 536495), (305, 272645), (775, 107299), (1525, 54529), (1759, 47275), (1891, 43975), (8795, 9455)]