71889076

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 157199616

約数和(自身を除く): 85310540

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 49, 74, 92, 98, 148, 161, 196, 259, 322, 431, 518, 644, 851, 862, 1036, 1127, 1702, 1724, 1813, 2254, 3017, 3404, 3626, 4508, 5957, 6034, 7252, 9913, 11914, 12068, 15947, 19826, 21119, 23828, 31894, 39652, 41699, 42238, 63788, 69391, 83398, 84476, 111629, 138782, 166796, 223258, 277564, 366781, 446516, 485737, 733562, 781403, 971474, 1467124, 1562806, 1942948, 2567467, 3125612, 5134934, 10269868, 17972269, 35944538, 71889076]

約数ペア:

[(1, 71889076), (2, 35944538), (4, 17972269), (7, 10269868), (14, 5134934), (23, 3125612), (28, 2567467), (37, 1942948), (46, 1562806), (49, 1467124), (74, 971474), (92, 781403), (98, 733562), (148, 485737), (161, 446516), (196, 366781), (259, 277564), (322, 223258), (431, 166796), (518, 138782), (644, 111629), (851, 84476), (862, 83398), (1036, 69391), (1127, 63788), (1702, 42238), (1724, 41699), (1813, 39652), (2254, 31894), (3017, 23828), (3404, 21119), (3626, 19826), (4508, 15947), (5957, 12068), (6034, 11914), (7252, 9913)]