2000860125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15647}}^1$

素因数の和:15707

約数の個数: 64

約数和(自身を含む): 3749511168

約数和(自身を除く): 1748651043

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, 15647, 25575, 42625, 46941, 78235, 127875, 172117, 234705, 391175, 485057, 516351, 860585, 1173525, 1455171, 1955875, 2425285, 2581755, 4302925, 5335627, 5867625, 7275855, 12126425, 12908775, 16006881, 21514625, 26678135, 36379275, 60632125, 64543875, 80034405, 133390675, 181896375, 400172025, 666953375, 2000860125]

約数ペア:

[(1, 2000860125), (3, 666953375), (5, 400172025), (11, 181896375), (15, 133390675), (25, 80034405), (31, 64543875), (33, 60632125), (55, 36379275), (75, 26678135), (93, 21514625), (125, 16006881), (155, 12908775), (165, 12126425), (275, 7275855), (341, 5867625), (375, 5335627), (465, 4302925), (775, 2581755), (825, 2425285), (1023, 1955875), (1375, 1455171), (1705, 1173525), (2325, 860585), (3875, 516351), (4125, 485057), (5115, 391175), (8525, 234705), (11625, 172117), (15647, 127875), (25575, 78235), (42625, 46941)]