1985763455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 2839390848

約数和(自身を除く): 853627393

約数列:

[1, 5, 13, 17, 41, 53, 65, 85, 205, 221, 265, 533, 689, 697, 827, 901, 1105, 2173, 2665, 3445, 3485, 4135, 4505, 9061, 10751, 10865, 11713, 14059, 28249, 33907, 36941, 43831, 45305, 53755, 58565, 70295, 141245, 169535, 182767, 184705, 219155, 440791, 480233, 569803, 576419, 745127, 913835, 1797071, 2203955, 2401165, 2849015, 2882095, 3725635, 7493447, 8985355, 9686651, 23361923, 30550207, 37467235, 48433255, 116809615, 152751035, 397152691, 1985763455]

約数ペア:

[(1, 1985763455), (5, 397152691), (13, 152751035), (17, 116809615), (41, 48433255), (53, 37467235), (65, 30550207), (85, 23361923), (205, 9686651), (221, 8985355), (265, 7493447), (533, 3725635), (689, 2882095), (697, 2849015), (827, 2401165), (901, 2203955), (1105, 1797071), (2173, 913835), (2665, 745127), (3445, 576419), (3485, 569803), (4135, 480233), (4505, 440791), (9061, 219155), (10751, 184705), (10865, 182767), (11713, 169535), (14059, 141245), (28249, 70295), (33907, 58565), (36941, 53755), (43831, 45305)]