23427475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 33172480

約数和(自身を除く): 9745005

約数列:

[1, 5, 19, 25, 31, 37, 43, 95, 155, 185, 215, 475, 589, 703, 775, 817, 925, 1075, 1147, 1333, 1591, 2945, 3515, 4085, 5735, 6665, 7955, 14725, 17575, 20425, 21793, 25327, 28675, 30229, 33325, 39775, 49321, 108965, 126635, 151145, 246605, 544825, 633175, 755725, 937099, 1233025, 4685495, 23427475]

約数ペア:

[(1, 23427475), (5, 4685495), (19, 1233025), (25, 937099), (31, 755725), (37, 633175), (43, 544825), (95, 246605), (155, 151145), (185, 126635), (215, 108965), (475, 49321), (589, 39775), (703, 33325), (775, 30229), (817, 28675), (925, 25327), (1075, 21793), (1147, 20425), (1333, 17575), (1591, 14725), (2945, 7955), (3515, 6665), (4085, 5735)]