2000826025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 2863557792

約数和(自身を除く): 862731767

約数列:

[1, 5, 11, 25, 31, 55, 67, 113, 155, 275, 335, 341, 565, 737, 775, 961, 1243, 1675, 1705, 2077, 2825, 3503, 3685, 4805, 6215, 7571, 8525, 10385, 10571, 17515, 18425, 22847, 24025, 31075, 37855, 38533, 51925, 52855, 64387, 83281, 87575, 108593, 114235, 189275, 192665, 234701, 264275, 321935, 416405, 542965, 571175, 708257, 963325, 1173505, 1194523, 1609675, 2082025, 2581711, 2714825, 3541285, 5867525, 5972615, 7275731, 12908555, 17706425, 29863075, 36378655, 64542775, 80033041, 181893275, 400165205, 2000826025]

約数ペア:

[(1, 2000826025), (5, 400165205), (11, 181893275), (25, 80033041), (31, 64542775), (55, 36378655), (67, 29863075), (113, 17706425), (155, 12908555), (275, 7275731), (335, 5972615), (341, 5867525), (565, 3541285), (737, 2714825), (775, 2581711), (961, 2082025), (1243, 1609675), (1675, 1194523), (1705, 1173505), (2077, 963325), (2825, 708257), (3503, 571175), (3685, 542965), (4805, 416405), (6215, 321935), (7571, 264275), (8525, 234701), (10385, 192665), (10571, 189275), (17515, 114235), (18425, 108593), (22847, 87575), (24025, 83281), (31075, 64387), (37855, 52855), (38533, 51925)]