72778895

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{1237}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 102387552

約数和(自身を除く): 29608657

約数列:

[1, 5, 7, 35, 41, 205, 287, 1237, 1435, 1681, 6185, 8405, 8659, 11767, 43295, 50717, 58835, 253585, 355019, 1775095, 2079397, 10396985, 14555779, 72778895]

約数ペア:

[(1, 72778895), (5, 14555779), (7, 10396985), (35, 2079397), (41, 1775095), (205, 355019), (287, 253585), (1237, 58835), (1435, 50717), (1681, 43295), (6185, 11767), (8405, 8659)]