201889205

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 302579712

約数和(自身を除く): 100690507

約数列:

[1, 5, 7, 31, 35, 37, 47, 107, 155, 185, 217, 235, 259, 329, 535, 749, 1085, 1147, 1295, 1457, 1645, 1739, 3317, 3745, 3959, 5029, 5735, 7285, 8029, 8695, 10199, 12173, 16585, 19795, 23219, 25145, 27713, 35203, 40145, 50995, 53909, 60865, 116095, 122729, 138565, 155899, 176015, 186073, 269545, 377363, 613645, 779495, 859103, 930365, 1091293, 1302511, 1886815, 4295515, 5456465, 5768263, 6512555, 28841315, 40377841, 201889205]

約数ペア:

[(1, 201889205), (5, 40377841), (7, 28841315), (31, 6512555), (35, 5768263), (37, 5456465), (47, 4295515), (107, 1886815), (155, 1302511), (185, 1091293), (217, 930365), (235, 859103), (259, 779495), (329, 613645), (535, 377363), (749, 269545), (1085, 186073), (1147, 176015), (1295, 155899), (1457, 138565), (1645, 122729), (1739, 116095), (3317, 60865), (3745, 53909), (3959, 50995), (5029, 40145), (5735, 35203), (7285, 27713), (8029, 25145), (8695, 23219), (10199, 19795), (12173, 16585)]