61830904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 128066400

約数和(自身を除く): 66235496

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 97, 109, 136, 172, 194, 218, 344, 388, 436, 731, 776, 872, 1462, 1649, 1853, 2924, 3298, 3706, 4171, 4687, 5848, 6596, 7412, 8342, 9374, 10573, 13192, 14824, 16684, 18748, 21146, 33368, 37496, 42292, 70907, 79679, 84584, 141814, 159358, 179741, 283628, 318716, 359482, 454639, 567256, 637432, 718964, 909278, 1437928, 1818556, 3637112, 7728863, 15457726, 30915452, 61830904]

約数ペア:

[(1, 61830904), (2, 30915452), (4, 15457726), (8, 7728863), (17, 3637112), (34, 1818556), (43, 1437928), (68, 909278), (86, 718964), (97, 637432), (109, 567256), (136, 454639), (172, 359482), (194, 318716), (218, 283628), (344, 179741), (388, 159358), (436, 141814), (731, 84584), (776, 79679), (872, 70907), (1462, 42292), (1649, 37496), (1853, 33368), (2924, 21146), (3298, 18748), (3706, 16684), (4171, 14824), (4687, 13192), (5848, 10573), (6596, 9374), (7412, 8342)]