28561012900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{7019}}^1\times {\mathrm{5813}}^1$

素因数の和:12853

約数の個数: 72

約数和(自身を含む): 70853590080

約数和(自身を除く): 42292577180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 5813, 7019, 11626, 14038, 23252, 28076, 29065, 35095, 40691, 49133, 58130, 70190, 81382, 98266, 116260, 140380, 145325, 162764, 175475, 196532, 203455, 245665, 290650, 350950, 406910, 491330, 581300, 701900, 813820, 982660, 1017275, 1228325, 2034550, 2456650, 4069100, 4913300, 40801447, 81602894, 163205788, 204007235, 285610129, 408014470, 571220258, 816028940, 1020036175, 1142440516, 1428050645, 2040072350, 2856101290, 4080144700, 5712202580, 7140253225, 14280506450, 28561012900]

約数ペア:

[(1, 28561012900), (2, 14280506450), (4, 7140253225), (5, 5712202580), (7, 4080144700), (10, 2856101290), (14, 2040072350), (20, 1428050645), (25, 1142440516), (28, 1020036175), (35, 816028940), (50, 571220258), (70, 408014470), (100, 285610129), (140, 204007235), (175, 163205788), (350, 81602894), (700, 40801447), (5813, 4913300), (7019, 4069100), (11626, 2456650), (14038, 2034550), (23252, 1228325), (28076, 1017275), (29065, 982660), (35095, 813820), (40691, 701900), (49133, 581300), (58130, 491330), (70190, 406910), (81382, 350950), (98266, 290650), (116260, 245665), (140380, 203455), (145325, 196532), (162764, 175475)]