28331800

素因数分解:

$2^3\times 5^2\times 7^4\times {\mathrm{59}}^1$

素因数の和:103

約数の個数: 120

約数和(自身を含む): 78147900

約数和(自身を除く): 49816100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 59, 70, 98, 100, 118, 140, 175, 196, 200, 236, 245, 280, 295, 343, 350, 392, 413, 472, 490, 590, 686, 700, 826, 980, 1180, 1225, 1372, 1400, 1475, 1652, 1715, 1960, 2065, 2360, 2401, 2450, 2744, 2891, 2950, 3304, 3430, 4130, 4802, 4900, 5782, 5900, 6860, 8260, 8575, 9604, 9800, 10325, 11564, 11800, 12005, 13720, 14455, 16520, 17150, 19208, 20237, 20650, 23128, 24010, 28910, 34300, 40474, 41300, 48020, 57820, 60025, 68600, 72275, 80948, 82600, 96040, 101185, 115640, 120050, 141659, 144550, 161896, 202370, 240100, 283318, 289100, 404740, 480200, 505925, 566636, 578200, 708295, 809480, 1011850, 1133272, 1416590, 2023700, 2833180, 3541475, 4047400, 5666360, 7082950, 14165900, 28331800]

約数ペア:

[(1, 28331800), (2, 14165900), (4, 7082950), (5, 5666360), (7, 4047400), (8, 3541475), (10, 2833180), (14, 2023700), (20, 1416590), (25, 1133272), (28, 1011850), (35, 809480), (40, 708295), (49, 578200), (50, 566636), (56, 505925), (59, 480200), (70, 404740), (98, 289100), (100, 283318), (118, 240100), (140, 202370), (175, 161896), (196, 144550), (200, 141659), (236, 120050), (245, 115640), (280, 101185), (295, 96040), (343, 82600), (350, 80948), (392, 72275), (413, 68600), (472, 60025), (490, 57820), (590, 48020), (686, 41300), (700, 40474), (826, 34300), (980, 28910), (1180, 24010), (1225, 23128), (1372, 20650), (1400, 20237), (1475, 19208), (1652, 17150), (1715, 16520), (1960, 14455), (2065, 13720), (2360, 12005), (2401, 11800), (2450, 11564), (2744, 10325), (2891, 9800), (2950, 9604), (3304, 8575), (3430, 8260), (4130, 6860), (4802, 5900), (4900, 5782)]