72405393008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{348102851}}^1$

素因数の和:348102872

約数の個数: 20

約数和(自身を含む): 151076637768

約数和(自身を除く): 78671244760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 348102851, 696205702, 1392411404, 2784822808, 4525337063, 5569645616, 9050674126, 18101348252, 36202696504, 72405393008]

約数ペア:

[(1, 72405393008), (2, 36202696504), (4, 18101348252), (8, 9050674126), (13, 5569645616), (16, 4525337063), (26, 2784822808), (52, 1392411404), (104, 696205702), (208, 348102851)]