80819145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3797}}^1$

素因数の和:3862

約数の個数: 48

約数和(自身を含む): 156416832

約数和(自身を除く): 75597687

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 99, 129, 165, 215, 387, 473, 495, 645, 1419, 1935, 2365, 3797, 4257, 7095, 11391, 18985, 21285, 34173, 41767, 56955, 125301, 163271, 170865, 208835, 375903, 489813, 626505, 816355, 1469439, 1795981, 1879515, 2449065, 5387943, 7347195, 8979905, 16163829, 26939715, 80819145]

約数ペア:

[(1, 80819145), (3, 26939715), (5, 16163829), (9, 8979905), (11, 7347195), (15, 5387943), (33, 2449065), (43, 1879515), (45, 1795981), (55, 1469439), (99, 816355), (129, 626505), (165, 489813), (215, 375903), (387, 208835), (473, 170865), (495, 163271), (645, 125301), (1419, 56955), (1935, 41767), (2365, 34173), (3797, 21285), (4257, 18985), (7095, 11391)]