51021784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 109900800

約数和(自身を除く): 58879016

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 59, 62, 88, 118, 124, 236, 248, 317, 341, 472, 634, 649, 682, 1268, 1298, 1364, 1829, 2536, 2596, 2728, 3487, 3658, 5192, 6974, 7316, 9827, 13948, 14632, 18703, 19654, 20119, 27896, 37406, 39308, 40238, 74812, 78616, 80476, 108097, 149624, 160952, 205733, 216194, 411466, 432388, 579793, 822932, 864776, 1159586, 1645864, 2319172, 4638344, 6377723, 12755446, 25510892, 51021784]

約数ペア:

[(1, 51021784), (2, 25510892), (4, 12755446), (8, 6377723), (11, 4638344), (22, 2319172), (31, 1645864), (44, 1159586), (59, 864776), (62, 822932), (88, 579793), (118, 432388), (124, 411466), (236, 216194), (248, 205733), (317, 160952), (341, 149624), (472, 108097), (634, 80476), (649, 78616), (682, 74812), (1268, 40238), (1298, 39308), (1364, 37406), (1829, 27896), (2536, 20119), (2596, 19654), (2728, 18703), (3487, 14632), (3658, 13948), (5192, 9827), (6974, 7316)]