81192265

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 126468864

約数和(自身を除く): 45276599

約数列:

[1, 5, 7, 11, 35, 47, 49, 55, 77, 235, 245, 329, 385, 517, 539, 641, 1645, 2303, 2585, 2695, 3205, 3619, 4487, 7051, 11515, 18095, 22435, 25333, 30127, 31409, 35255, 49357, 126665, 150635, 157045, 210889, 246785, 331397, 345499, 1054445, 1476223, 1656985, 1727495, 2319779, 7381115, 11598895, 16238453, 81192265]

約数ペア:

[(1, 81192265), (5, 16238453), (7, 11598895), (11, 7381115), (35, 2319779), (47, 1727495), (49, 1656985), (55, 1476223), (77, 1054445), (235, 345499), (245, 331397), (329, 246785), (385, 210889), (517, 157045), (539, 150635), (641, 126665), (1645, 49357), (2303, 35255), (2585, 31409), (2695, 30127), (3205, 25333), (3619, 22435), (4487, 18095), (7051, 11515)]