255810225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7211}}^1$

素因数の和:7278

約数の個数: 48

約数和(自身を含む): 472184064

約数和(自身を除く): 216373839

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 75, 129, 165, 215, 275, 473, 645, 825, 1075, 1419, 2365, 3225, 7095, 7211, 11825, 21633, 35475, 36055, 79321, 108165, 180275, 237963, 310073, 396605, 540825, 930219, 1189815, 1550365, 1983025, 3410803, 4651095, 5949075, 7751825, 10232409, 17054015, 23255475, 51162045, 85270075, 255810225]

約数ペア:

[(1, 255810225), (3, 85270075), (5, 51162045), (11, 23255475), (15, 17054015), (25, 10232409), (33, 7751825), (43, 5949075), (55, 4651095), (75, 3410803), (129, 1983025), (165, 1550365), (215, 1189815), (275, 930219), (473, 540825), (645, 396605), (825, 310073), (1075, 237963), (1419, 180275), (2365, 108165), (3225, 79321), (7095, 36055), (7211, 35475), (11825, 21633)]