26894660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 62564040

約数和(自身を除く): 35669380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 109, 130, 146, 169, 218, 260, 292, 338, 365, 436, 545, 676, 730, 845, 949, 1090, 1417, 1460, 1690, 1898, 2180, 2834, 3380, 3796, 4745, 5668, 7085, 7957, 9490, 12337, 14170, 15914, 18421, 18980, 24674, 28340, 31828, 36842, 39785, 49348, 61685, 73684, 79570, 92105, 103441, 123370, 159140, 184210, 206882, 246740, 368420, 413764, 517205, 1034410, 1344733, 2068820, 2689466, 5378932, 6723665, 13447330, 26894660]

約数ペア:

[(1, 26894660), (2, 13447330), (4, 6723665), (5, 5378932), (10, 2689466), (13, 2068820), (20, 1344733), (26, 1034410), (52, 517205), (65, 413764), (73, 368420), (109, 246740), (130, 206882), (146, 184210), (169, 159140), (218, 123370), (260, 103441), (292, 92105), (338, 79570), (365, 73684), (436, 61685), (545, 49348), (676, 39785), (730, 36842), (845, 31828), (949, 28340), (1090, 24674), (1417, 18980), (1460, 18421), (1690, 15914), (1898, 14170), (2180, 12337), (2834, 9490), (3380, 7957), (3796, 7085), (4745, 5668)]