78772304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{378713}}^1$

素因数の和:378734

約数の個数: 20

約数和(自身を含む): 164361876

約数和(自身を除く): 85589572

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 378713, 757426, 1514852, 3029704, 4923269, 6059408, 9846538, 19693076, 39386152, 78772304]

約数ペア:

[(1, 78772304), (2, 39386152), (4, 19693076), (8, 9846538), (13, 6059408), (16, 4923269), (26, 3029704), (52, 1514852), (104, 757426), (208, 378713)]