2558906625

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20011}}^1$

素因数の和:20071

約数の個数: 64

約数和(自身を含む): 4795195392

約数和(自身を除く): 2236288767

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 125, 155, 165, 275, 341, 375, 465, 775, 825, 1023, 1375, 1705, 2325, 3875, 4125, 5115, 8525, 11625, 20011, 25575, 42625, 60033, 100055, 127875, 220121, 300165, 500275, 620341, 660363, 1100605, 1500825, 1861023, 2501375, 3101705, 3301815, 5503025, 6823751, 7504125, 9305115, 15508525, 16509075, 20471253, 27515125, 34118755, 46525575, 77542625, 82545375, 102356265, 170593775, 232627875, 511781325, 852968875, 2558906625]

約数ペア:

[(1, 2558906625), (3, 852968875), (5, 511781325), (11, 232627875), (15, 170593775), (25, 102356265), (31, 82545375), (33, 77542625), (55, 46525575), (75, 34118755), (93, 27515125), (125, 20471253), (155, 16509075), (165, 15508525), (275, 9305115), (341, 7504125), (375, 6823751), (465, 5503025), (775, 3301815), (825, 3101705), (1023, 2501375), (1375, 1861023), (1705, 1500825), (2325, 1100605), (3875, 660363), (4125, 620341), (5115, 500275), (8525, 300165), (11625, 220121), (20011, 127875), (25575, 100055), (42625, 60033)]