71285968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3203}}^1$

素因数の和:3331

約数の個数: 40

約数和(自身を含む): 150177888

約数和(自身を除く): 78891920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 856, 1391, 1712, 2782, 3203, 5564, 6406, 11128, 12812, 22256, 25624, 41639, 51248, 83278, 166556, 333112, 342721, 666224, 685442, 1370884, 2741768, 4455373, 5483536, 8910746, 17821492, 35642984, 71285968]

約数ペア:

[(1, 71285968), (2, 35642984), (4, 17821492), (8, 8910746), (13, 5483536), (16, 4455373), (26, 2741768), (52, 1370884), (104, 685442), (107, 666224), (208, 342721), (214, 333112), (428, 166556), (856, 83278), (1391, 51248), (1712, 41639), (2782, 25624), (3203, 22256), (5564, 12812), (6406, 11128)]