26979400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{2753}}^1$

素因数の和:2783

約数の個数: 72

約数和(自身を含む): 72994770

約数和(自身を除く): 46015370

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 2753, 4900, 5506, 9800, 11012, 13765, 19271, 22024, 27530, 38542, 55060, 68825, 77084, 96355, 110120, 134897, 137650, 154168, 192710, 269794, 275300, 385420, 481775, 539588, 550600, 674485, 770840, 963550, 1079176, 1348970, 1927100, 2697940, 3372425, 3854200, 5395880, 6744850, 13489700, 26979400]

約数ペア:

[(1, 26979400), (2, 13489700), (4, 6744850), (5, 5395880), (7, 3854200), (8, 3372425), (10, 2697940), (14, 1927100), (20, 1348970), (25, 1079176), (28, 963550), (35, 770840), (40, 674485), (49, 550600), (50, 539588), (56, 481775), (70, 385420), (98, 275300), (100, 269794), (140, 192710), (175, 154168), (196, 137650), (200, 134897), (245, 110120), (280, 96355), (350, 77084), (392, 68825), (490, 55060), (700, 38542), (980, 27530), (1225, 22024), (1400, 19271), (1960, 13765), (2450, 11012), (2753, 9800), (4900, 5506)]