51017090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 102643200

約数和(自身を除く): 51626110

約数列:

[1, 2, 5, 10, 19, 29, 38, 47, 58, 94, 95, 145, 190, 197, 235, 290, 394, 470, 551, 893, 985, 1102, 1363, 1786, 1970, 2726, 2755, 3743, 4465, 5510, 5713, 6815, 7486, 8930, 9259, 11426, 13630, 18518, 18715, 25897, 28565, 37430, 46295, 51794, 57130, 92590, 108547, 129485, 175921, 217094, 258970, 268511, 351842, 537022, 542735, 879605, 1085470, 1342555, 1759210, 2685110, 5101709, 10203418, 25508545, 51017090]

約数ペア:

[(1, 51017090), (2, 25508545), (5, 10203418), (10, 5101709), (19, 2685110), (29, 1759210), (38, 1342555), (47, 1085470), (58, 879605), (94, 542735), (95, 537022), (145, 351842), (190, 268511), (197, 258970), (235, 217094), (290, 175921), (394, 129485), (470, 108547), (551, 92590), (893, 57130), (985, 51794), (1102, 46295), (1363, 37430), (1786, 28565), (1970, 25897), (2726, 18715), (2755, 18518), (3743, 13630), (4465, 11426), (5510, 9259), (5713, 8930), (6815, 7486)]