26620256

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{719}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 57153600

約数和(自身を除く): 30533344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 208, 356, 416, 712, 719, 1157, 1424, 1438, 2314, 2848, 2876, 4628, 5752, 9256, 9347, 11504, 18512, 18694, 23008, 37024, 37388, 63991, 74776, 127982, 149552, 255964, 299104, 511928, 831883, 1023856, 1663766, 2047712, 3327532, 6655064, 13310128, 26620256]

約数ペア:

[(1, 26620256), (2, 13310128), (4, 6655064), (8, 3327532), (13, 2047712), (16, 1663766), (26, 1023856), (32, 831883), (52, 511928), (89, 299104), (104, 255964), (178, 149552), (208, 127982), (356, 74776), (416, 63991), (712, 37388), (719, 37024), (1157, 23008), (1424, 18694), (1438, 18512), (2314, 11504), (2848, 9347), (2876, 9256), (4628, 5752)]