102199300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{20857}}^1$

素因数の和:20885

約数の個数: 54

約数和(自身を含む): 257992602

約数和(自身を除く): 155793302

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 20857, 41714, 83428, 104285, 145999, 208570, 291998, 417140, 521425, 583996, 729995, 1021993, 1042850, 1459990, 2043986, 2085700, 2919980, 3649975, 4087972, 5109965, 7299950, 10219930, 14599900, 20439860, 25549825, 51099650, 102199300]

約数ペア:

[(1, 102199300), (2, 51099650), (4, 25549825), (5, 20439860), (7, 14599900), (10, 10219930), (14, 7299950), (20, 5109965), (25, 4087972), (28, 3649975), (35, 2919980), (49, 2085700), (50, 2043986), (70, 1459990), (98, 1042850), (100, 1021993), (140, 729995), (175, 583996), (196, 521425), (245, 417140), (350, 291998), (490, 208570), (700, 145999), (980, 104285), (1225, 83428), (2450, 41714), (4900, 20857)]