133077880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{255919}}^1$

素因数の和:255943

約数の個数: 32

約数和(自身を含む): 322459200

約数和(自身を除く): 189381320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 255919, 511838, 1023676, 1279595, 2047352, 2559190, 3326947, 5118380, 6653894, 10236760, 13307788, 16634735, 26615576, 33269470, 66538940, 133077880]

約数ペア:

[(1, 133077880), (2, 66538940), (4, 33269470), (5, 26615576), (8, 16634735), (10, 13307788), (13, 10236760), (20, 6653894), (26, 5118380), (40, 3326947), (52, 2559190), (65, 2047352), (104, 1279595), (130, 1023676), (260, 511838), (520, 255919)]