135673825

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 201415680

約数和(自身を除く): 65741855

約数列:

[1, 5, 7, 25, 31, 35, 89, 155, 175, 217, 281, 445, 623, 775, 1085, 1405, 1967, 2225, 2759, 3115, 5425, 7025, 8711, 9835, 13795, 15575, 19313, 25009, 43555, 49175, 60977, 68975, 96565, 125045, 175063, 217775, 304885, 482825, 625225, 775279, 875315, 1524425, 3876395, 4376575, 5426953, 19381975, 27134765, 135673825]

約数ペア:

[(1, 135673825), (5, 27134765), (7, 19381975), (25, 5426953), (31, 4376575), (35, 3876395), (89, 1524425), (155, 875315), (175, 775279), (217, 625225), (281, 482825), (445, 304885), (623, 217775), (775, 175063), (1085, 125045), (1405, 96565), (1967, 68975), (2225, 60977), (2759, 49175), (3115, 43555), (5425, 25009), (7025, 19313), (8711, 15575), (9835, 13795)]