65653328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{719}}^1$

素因数の和:1179

約数の個数: 40

約数和(自身を含む): 137491200

約数和(自身を除く): 71837872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 439, 719, 878, 1438, 1756, 2876, 3512, 5707, 5752, 7024, 9347, 11414, 11504, 18694, 22828, 37388, 45656, 74776, 91312, 149552, 315641, 631282, 1262564, 2525128, 4103333, 5050256, 8206666, 16413332, 32826664, 65653328]

約数ペア:

[(1, 65653328), (2, 32826664), (4, 16413332), (8, 8206666), (13, 5050256), (16, 4103333), (26, 2525128), (52, 1262564), (104, 631282), (208, 315641), (439, 149552), (719, 91312), (878, 74776), (1438, 45656), (1756, 37388), (2876, 22828), (3512, 18694), (5707, 11504), (5752, 11414), (7024, 9347)]