8681504

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 18892440

約数和(自身を除く): 10210936

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 208, 328, 416, 509, 533, 656, 1018, 1066, 1312, 2036, 2132, 4072, 4264, 6617, 8144, 8528, 13234, 16288, 17056, 20869, 26468, 41738, 52936, 83476, 105872, 166952, 211744, 271297, 333904, 542594, 667808, 1085188, 2170376, 4340752, 8681504]

約数ペア:

[(1, 8681504), (2, 4340752), (4, 2170376), (8, 1085188), (13, 667808), (16, 542594), (26, 333904), (32, 271297), (41, 211744), (52, 166952), (82, 105872), (104, 83476), (164, 52936), (208, 41738), (328, 26468), (416, 20869), (509, 17056), (533, 16288), (656, 13234), (1018, 8528), (1066, 8144), (1312, 6617), (2036, 4264), (2132, 4072)]