18744779515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1\times {\mathrm{1597}}^1$

素因数の和:2372

約数の個数: 64

約数和(自身を含む): 28754795520

約数和(自身を除く): 10010016005

約数列:

[1, 5, 7, 11, 35, 43, 55, 77, 215, 301, 385, 473, 709, 1505, 1597, 2365, 3311, 3545, 4963, 7799, 7985, 11179, 16555, 17567, 24815, 30487, 38995, 54593, 55895, 68671, 87835, 122969, 152435, 213409, 272965, 335357, 343355, 480697, 614845, 755381, 1067045, 1132273, 1676785, 2347499, 2403485, 3776905, 5287667, 5661365, 7925911, 11737495, 12455003, 26438335, 39629555, 48687739, 62275015, 87185021, 243438695, 340814173, 435925105, 535565129, 1704070865, 2677825645, 3748955903, 18744779515]

約数ペア:

[(1, 18744779515), (5, 3748955903), (7, 2677825645), (11, 1704070865), (35, 535565129), (43, 435925105), (55, 340814173), (77, 243438695), (215, 87185021), (301, 62275015), (385, 48687739), (473, 39629555), (709, 26438335), (1505, 12455003), (1597, 11737495), (2365, 7925911), (3311, 5661365), (3545, 5287667), (4963, 3776905), (7799, 2403485), (7985, 2347499), (11179, 1676785), (16555, 1132273), (17567, 1067045), (24815, 755381), (30487, 614845), (38995, 480697), (54593, 343355), (55895, 335357), (68671, 272965), (87835, 213409), (122969, 152435)]