210345400

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{13313}}^1$

素因数の和:13408

約数の個数: 48

約数和(自身を含む): 495280800

約数和(自身を除く): 284935400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1580, 1975, 3160, 3950, 7900, 13313, 15800, 26626, 53252, 66565, 106504, 133130, 266260, 332825, 532520, 665650, 1051727, 1331300, 2103454, 2662600, 4206908, 5258635, 8413816, 10517270, 21034540, 26293175, 42069080, 52586350, 105172700, 210345400]

約数ペア:

[(1, 210345400), (2, 105172700), (4, 52586350), (5, 42069080), (8, 26293175), (10, 21034540), (20, 10517270), (25, 8413816), (40, 5258635), (50, 4206908), (79, 2662600), (100, 2103454), (158, 1331300), (200, 1051727), (316, 665650), (395, 532520), (632, 332825), (790, 266260), (1580, 133130), (1975, 106504), (3160, 66565), (3950, 53252), (7900, 26626), (13313, 15800)]