42128000

素因数分解:

$2^7\times 5^3\times {\mathrm{2633}}^1$

素因数の和:2662

約数の個数: 64

約数和(自身を含む): 104780520

約数和(自身を除く): 62652520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1600, 2000, 2633, 3200, 4000, 5266, 8000, 10532, 13165, 16000, 21064, 26330, 42128, 52660, 65825, 84256, 105320, 131650, 168512, 210640, 263300, 329125, 337024, 421280, 526600, 658250, 842560, 1053200, 1316500, 1685120, 2106400, 2633000, 4212800, 5266000, 8425600, 10532000, 21064000, 42128000]

約数ペア:

[(1, 42128000), (2, 21064000), (4, 10532000), (5, 8425600), (8, 5266000), (10, 4212800), (16, 2633000), (20, 2106400), (25, 1685120), (32, 1316500), (40, 1053200), (50, 842560), (64, 658250), (80, 526600), (100, 421280), (125, 337024), (128, 329125), (160, 263300), (200, 210640), (250, 168512), (320, 131650), (400, 105320), (500, 84256), (640, 65825), (800, 52660), (1000, 42128), (1600, 26330), (2000, 21064), (2633, 16000), (3200, 13165), (4000, 10532), (5266, 8000)]