31048576

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 68201280

約数和(自身を除く): 37152704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 376, 397, 416, 611, 752, 794, 832, 1222, 1504, 1588, 1664, 2444, 3008, 3176, 4888, 5161, 6016, 6352, 9776, 10322, 12704, 18659, 19552, 20644, 25408, 37318, 39104, 41288, 50816, 74636, 78208, 82576, 149272, 165152, 242567, 298544, 330304, 485134, 597088, 660608, 970268, 1194176, 1940536, 2388352, 3881072, 7762144, 15524288, 31048576]

約数ペア:

[(1, 31048576), (2, 15524288), (4, 7762144), (8, 3881072), (13, 2388352), (16, 1940536), (26, 1194176), (32, 970268), (47, 660608), (52, 597088), (64, 485134), (94, 330304), (104, 298544), (128, 242567), (188, 165152), (208, 149272), (376, 82576), (397, 78208), (416, 74636), (611, 50816), (752, 41288), (794, 39104), (832, 37318), (1222, 25408), (1504, 20644), (1588, 19552), (1664, 18659), (2444, 12704), (3008, 10322), (3176, 9776), (4888, 6352), (5161, 6016)]