26000104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 54110700

約数和(自身を除く): 28110596

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 89, 104, 106, 178, 212, 356, 424, 689, 712, 1157, 1378, 2314, 2756, 2809, 4628, 4717, 5512, 5618, 9256, 9434, 11236, 18868, 22472, 36517, 37736, 61321, 73034, 122642, 146068, 245284, 250001, 292136, 490568, 500002, 1000004, 2000008, 3250013, 6500026, 13000052, 26000104]

約数ペア:

[(1, 26000104), (2, 13000052), (4, 6500026), (8, 3250013), (13, 2000008), (26, 1000004), (52, 500002), (53, 490568), (89, 292136), (104, 250001), (106, 245284), (178, 146068), (212, 122642), (356, 73034), (424, 61321), (689, 37736), (712, 36517), (1157, 22472), (1378, 18868), (2314, 11236), (2756, 9434), (2809, 9256), (4628, 5618), (4717, 5512)]