266742164

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 511795200

約数和(自身を除く): 245053036

約数列:

[1, 2, 4, 13, 26, 52, 127, 169, 239, 254, 338, 478, 508, 676, 956, 1651, 2197, 3107, 3302, 4394, 6214, 6604, 8788, 12428, 21463, 30353, 40391, 42926, 60706, 80782, 85852, 121412, 161564, 279019, 394589, 525083, 558038, 789178, 1050166, 1116076, 1578356, 2100332, 5129657, 10259314, 20518628, 66685541, 133371082, 266742164]

約数ペア:

[(1, 266742164), (2, 133371082), (4, 66685541), (13, 20518628), (26, 10259314), (52, 5129657), (127, 2100332), (169, 1578356), (239, 1116076), (254, 1050166), (338, 789178), (478, 558038), (508, 525083), (676, 394589), (956, 279019), (1651, 161564), (2197, 121412), (3107, 85852), (3302, 80782), (4394, 60706), (6214, 42926), (6604, 40391), (8788, 30353), (12428, 21463)]