51651740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2693}}^1$

素因数の和:2846

約数の個数: 48

約数和(自身を含む): 124915392

約数和(自身を除く): 73263652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2693, 2740, 3836, 4795, 5386, 9590, 10772, 13465, 18851, 19180, 26930, 37702, 53860, 75404, 94255, 188510, 368941, 377020, 737882, 1475764, 1844705, 2582587, 3689410, 5165174, 7378820, 10330348, 12912935, 25825870, 51651740]

約数ペア:

[(1, 51651740), (2, 25825870), (4, 12912935), (5, 10330348), (7, 7378820), (10, 5165174), (14, 3689410), (20, 2582587), (28, 1844705), (35, 1475764), (70, 737882), (137, 377020), (140, 368941), (274, 188510), (548, 94255), (685, 75404), (959, 53860), (1370, 37702), (1918, 26930), (2693, 19180), (2740, 18851), (3836, 13465), (4795, 10772), (5386, 9590)]