52015665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 97080768

約数和(自身を除く): 45065103

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 71, 85, 169, 195, 213, 221, 255, 289, 355, 507, 663, 845, 867, 923, 1065, 1105, 1207, 1445, 2535, 2769, 2873, 3315, 3621, 3757, 4335, 4615, 6035, 8619, 11271, 11999, 13845, 14365, 15691, 18105, 18785, 20519, 35997, 43095, 47073, 48841, 56355, 59995, 61557, 78455, 102595, 146523, 179985, 203983, 235365, 244205, 266747, 307785, 611949, 732615, 800241, 1019915, 1333735, 3059745, 3467711, 4001205, 10403133, 17338555, 52015665]

約数ペア:

[(1, 52015665), (3, 17338555), (5, 10403133), (13, 4001205), (15, 3467711), (17, 3059745), (39, 1333735), (51, 1019915), (65, 800241), (71, 732615), (85, 611949), (169, 307785), (195, 266747), (213, 244205), (221, 235365), (255, 203983), (289, 179985), (355, 146523), (507, 102595), (663, 78455), (845, 61557), (867, 59995), (923, 56355), (1065, 48841), (1105, 47073), (1207, 43095), (1445, 35997), (2535, 20519), (2769, 18785), (2873, 18105), (3315, 15691), (3621, 14365), (3757, 13845), (4335, 11999), (4615, 11271), (6035, 8619)]