28263350

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 57090096

約数和(自身を除く): 28826746

約数列:

[1, 2, 5, 10, 17, 25, 34, 41, 50, 82, 85, 170, 205, 410, 425, 697, 811, 850, 1025, 1394, 1622, 2050, 3485, 4055, 6970, 8110, 13787, 17425, 20275, 27574, 33251, 34850, 40550, 66502, 68935, 137870, 166255, 332510, 344675, 565267, 689350, 831275, 1130534, 1662550, 2826335, 5652670, 14131675, 28263350]

約数ペア:

[(1, 28263350), (2, 14131675), (5, 5652670), (10, 2826335), (17, 1662550), (25, 1130534), (34, 831275), (41, 689350), (50, 565267), (82, 344675), (85, 332510), (170, 166255), (205, 137870), (410, 68935), (425, 66502), (697, 40550), (811, 34850), (850, 33251), (1025, 27574), (1394, 20275), (1622, 17425), (2050, 13787), (3485, 8110), (4055, 6970)]