31078000

素因数分解:

$2^4\times 5^3\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 80

約数和(自身を含む): 77182560

約数和(自身を除く): 46104560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 125, 164, 200, 205, 250, 328, 379, 400, 410, 500, 656, 758, 820, 1000, 1025, 1516, 1640, 1895, 2000, 2050, 3032, 3280, 3790, 4100, 5125, 6064, 7580, 8200, 9475, 10250, 15160, 15539, 16400, 18950, 20500, 30320, 31078, 37900, 41000, 47375, 62156, 75800, 77695, 82000, 94750, 124312, 151600, 155390, 189500, 248624, 310780, 379000, 388475, 621560, 758000, 776950, 1243120, 1553900, 1942375, 3107800, 3884750, 6215600, 7769500, 15539000, 31078000]

約数ペア:

[(1, 31078000), (2, 15539000), (4, 7769500), (5, 6215600), (8, 3884750), (10, 3107800), (16, 1942375), (20, 1553900), (25, 1243120), (40, 776950), (41, 758000), (50, 621560), (80, 388475), (82, 379000), (100, 310780), (125, 248624), (164, 189500), (200, 155390), (205, 151600), (250, 124312), (328, 94750), (379, 82000), (400, 77695), (410, 75800), (500, 62156), (656, 47375), (758, 41000), (820, 37900), (1000, 31078), (1025, 30320), (1516, 20500), (1640, 18950), (1895, 16400), (2000, 15539), (2050, 15160), (3032, 10250), (3280, 9475), (3790, 8200), (4100, 7580), (5125, 6064)]