25978004

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{463}}^1$

素因数の和:576

約数の個数: 36

約数和(自身を含む): 49928256

約数和(自身を除く): 23950252

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 169, 332, 338, 463, 676, 926, 1079, 1852, 2158, 4316, 6019, 12038, 14027, 24076, 28054, 38429, 56108, 76858, 78247, 153716, 156494, 312988, 499577, 999154, 1998308, 6494501, 12989002, 25978004]

約数ペア:

[(1, 25978004), (2, 12989002), (4, 6494501), (13, 1998308), (26, 999154), (52, 499577), (83, 312988), (166, 156494), (169, 153716), (332, 78247), (338, 76858), (463, 56108), (676, 38429), (926, 28054), (1079, 24076), (1852, 14027), (2158, 12038), (4316, 6019)]