78156004

素因数分解:

$2^2\times {\mathrm{17}}^3\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 150398640

約数和(自身を除く): 72242636

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 97, 164, 194, 289, 388, 578, 697, 1156, 1394, 1649, 2788, 3298, 3977, 4913, 6596, 7954, 9826, 11849, 15908, 19652, 23698, 28033, 47396, 56066, 67609, 112132, 135218, 201433, 270436, 402866, 476561, 805732, 953122, 1149353, 1906244, 2298706, 4597412, 19539001, 39078002, 78156004]

約数ペア:

[(1, 78156004), (2, 39078002), (4, 19539001), (17, 4597412), (34, 2298706), (41, 1906244), (68, 1149353), (82, 953122), (97, 805732), (164, 476561), (194, 402866), (289, 270436), (388, 201433), (578, 135218), (697, 112132), (1156, 67609), (1394, 56066), (1649, 47396), (2788, 28033), (3298, 23698), (3977, 19652), (4913, 15908), (6596, 11849), (7954, 9826)]