804936995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 1124513280

約数和(自身を除く): 319576285

約数列:

[1, 5, 17, 19, 43, 67, 85, 95, 173, 215, 323, 335, 731, 817, 865, 1139, 1273, 1615, 2881, 2941, 3287, 3655, 4085, 5695, 6365, 7439, 11591, 13889, 14405, 14705, 16435, 21641, 37195, 48977, 54739, 55879, 57955, 69445, 108205, 126463, 141341, 197047, 220229, 244885, 273695, 279395, 498413, 632315, 706705, 930563, 985235, 1101145, 2402797, 2492065, 3743893, 4652815, 8473021, 9469847, 12013985, 18719465, 42365105, 47349235, 160987399, 804936995]

約数ペア:

[(1, 804936995), (5, 160987399), (17, 47349235), (19, 42365105), (43, 18719465), (67, 12013985), (85, 9469847), (95, 8473021), (173, 4652815), (215, 3743893), (323, 2492065), (335, 2402797), (731, 1101145), (817, 985235), (865, 930563), (1139, 706705), (1273, 632315), (1615, 498413), (2881, 279395), (2941, 273695), (3287, 244885), (3655, 220229), (4085, 197047), (5695, 141341), (6365, 126463), (7439, 108205), (11591, 69445), (13889, 57955), (14405, 55879), (14705, 54739), (16435, 48977), (21641, 37195)]