172878562012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2663}}^1\times {\mathrm{15803}}^1$

素因数の和:18562

約数の個数: 48

約数和(自身を含む): 330078551040

約数和(自身を除く): 157199989028

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 2663, 4108, 5326, 10652, 15803, 31606, 34619, 63212, 69238, 138476, 205439, 210377, 410878, 420754, 821756, 841508, 1248437, 2496874, 2734901, 4993748, 5469802, 10939604, 16229681, 32459362, 42083389, 64918724, 84166778, 168333556, 547084057, 1094168114, 2188336228, 3324587731, 6649175462, 13298350924, 43219640503, 86439281006, 172878562012]

約数ペア:

[(1, 172878562012), (2, 86439281006), (4, 43219640503), (13, 13298350924), (26, 6649175462), (52, 3324587731), (79, 2188336228), (158, 1094168114), (316, 547084057), (1027, 168333556), (2054, 84166778), (2663, 64918724), (4108, 42083389), (5326, 32459362), (10652, 16229681), (15803, 10939604), (31606, 5469802), (34619, 4993748), (63212, 2734901), (69238, 2496874), (138476, 1248437), (205439, 841508), (210377, 821756), (410878, 420754)]