20158539735

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1\times {\mathrm{1597}}^1$

素因数の和:2520

約数の個数: 64

約数和(自身を含む): 34792934400

約数和(自身を除く): 14634394665

約数列:

[1, 3, 5, 15, 17, 51, 59, 85, 177, 255, 295, 839, 885, 1003, 1597, 2517, 3009, 4195, 4791, 5015, 7985, 12585, 14263, 15045, 23955, 27149, 42789, 49501, 71315, 81447, 94223, 135745, 148503, 213945, 247505, 282669, 407235, 471115, 742515, 841517, 1339883, 1413345, 1601791, 2524551, 4019649, 4207585, 4805373, 6699415, 8008955, 12622755, 20098245, 22778011, 24026865, 68334033, 79053097, 113890055, 237159291, 341670165, 395265485, 1185796455, 1343902649, 4031707947, 6719513245, 20158539735]

約数ペア:

[(1, 20158539735), (3, 6719513245), (5, 4031707947), (15, 1343902649), (17, 1185796455), (51, 395265485), (59, 341670165), (85, 237159291), (177, 113890055), (255, 79053097), (295, 68334033), (839, 24026865), (885, 22778011), (1003, 20098245), (1597, 12622755), (2517, 8008955), (3009, 6699415), (4195, 4805373), (4791, 4207585), (5015, 4019649), (7985, 2524551), (12585, 1601791), (14263, 1413345), (15045, 1339883), (23955, 841517), (27149, 742515), (42789, 471115), (49501, 407235), (71315, 282669), (81447, 247505), (94223, 213945), (135745, 148503)]