724672

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{67}}^1$

素因数の和:105

約数の個数: 42

約数和(自身を含む): 1580388

約数和(自身を除く): 855716

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 134, 169, 208, 268, 338, 416, 536, 676, 832, 871, 1072, 1352, 1742, 2144, 2704, 3484, 4288, 5408, 6968, 10816, 11323, 13936, 22646, 27872, 45292, 55744, 90584, 181168, 362336, 724672]

約数ペア:

[(1, 724672), (2, 362336), (4, 181168), (8, 90584), (13, 55744), (16, 45292), (26, 27872), (32, 22646), (52, 13936), (64, 11323), (67, 10816), (104, 6968), (134, 5408), (169, 4288), (208, 3484), (268, 2704), (338, 2144), (416, 1742), (536, 1352), (676, 1072), (832, 871)]