1680875

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:152

約数の個数: 32

約数和(自身を含む): 2560896

約数和(自身を除く): 880021

約数列:

[1, 5, 7, 17, 25, 35, 85, 113, 119, 125, 175, 425, 565, 595, 791, 875, 1921, 2125, 2825, 2975, 3955, 9605, 13447, 14125, 14875, 19775, 48025, 67235, 98875, 240125, 336175, 1680875]

約数ペア:

[(1, 1680875), (5, 336175), (7, 240125), (17, 98875), (25, 67235), (35, 48025), (85, 19775), (113, 14875), (119, 14125), (125, 13447), (175, 9605), (425, 3955), (565, 2975), (595, 2825), (791, 2125), (875, 1921)]