188445140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:601

約数の個数: 72

約数和(自身を含む): 432875520

約数和(自身を除く): 244430380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 169, 254, 260, 338, 439, 508, 635, 676, 845, 878, 1270, 1651, 1690, 1756, 2195, 2540, 3302, 3380, 4390, 5707, 6604, 8255, 8780, 11414, 16510, 21463, 22828, 28535, 33020, 42926, 55753, 57070, 74191, 85852, 107315, 111506, 114140, 148382, 214630, 223012, 278765, 296764, 370955, 429260, 557530, 724789, 741910, 1115060, 1449578, 1483820, 2899156, 3623945, 7247890, 9422257, 14495780, 18844514, 37689028, 47111285, 94222570, 188445140]

約数ペア:

[(1, 188445140), (2, 94222570), (4, 47111285), (5, 37689028), (10, 18844514), (13, 14495780), (20, 9422257), (26, 7247890), (52, 3623945), (65, 2899156), (127, 1483820), (130, 1449578), (169, 1115060), (254, 741910), (260, 724789), (338, 557530), (439, 429260), (508, 370955), (635, 296764), (676, 278765), (845, 223012), (878, 214630), (1270, 148382), (1651, 114140), (1690, 111506), (1756, 107315), (2195, 85852), (2540, 74191), (3302, 57070), (3380, 55753), (4390, 42926), (5707, 33020), (6604, 28535), (8255, 22828), (8780, 21463), (11414, 16510)]