20199278645

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{14197}}^1$

素因数の和:14334

約数の個数: 64

約数和(自身を含む): 30913021440

約数和(自身を除く): 10713742795

約数列:

[1, 5, 7, 13, 35, 53, 59, 65, 91, 265, 295, 371, 413, 455, 689, 767, 1855, 2065, 3127, 3445, 3835, 4823, 5369, 14197, 15635, 21889, 24115, 26845, 40651, 70985, 99379, 109445, 184561, 203255, 284557, 496895, 752441, 837623, 922805, 1291927, 1422785, 3762205, 4188115, 5267087, 5863361, 6459635, 9781733, 10889099, 26335435, 29316805, 44394019, 48908665, 54445495, 68472131, 76223693, 221970095, 310758133, 342360655, 381118465, 577122247, 1553790665, 2885611235, 4039855729, 20199278645]

約数ペア:

[(1, 20199278645), (5, 4039855729), (7, 2885611235), (13, 1553790665), (35, 577122247), (53, 381118465), (59, 342360655), (65, 310758133), (91, 221970095), (265, 76223693), (295, 68472131), (371, 54445495), (413, 48908665), (455, 44394019), (689, 29316805), (767, 26335435), (1855, 10889099), (2065, 9781733), (3127, 6459635), (3445, 5863361), (3835, 5267087), (4823, 4188115), (5369, 3762205), (14197, 1422785), (15635, 1291927), (21889, 922805), (24115, 837623), (26845, 752441), (40651, 496895), (70985, 284557), (99379, 203255), (109445, 184561)]