78312128392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{306491}}^1$

素因数の和:306598

約数の個数: 48

約数和(自身を含む): 158425714800

約数和(自身を除く): 80113586408

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 1681, 3116, 3362, 6232, 6724, 13448, 31939, 63878, 127756, 255512, 306491, 612982, 1225964, 2451928, 5823329, 11646658, 12566131, 23293316, 25132262, 46586632, 50264524, 100529048, 238756489, 477512978, 515211371, 955025956, 1030422742, 1910051912, 2060845484, 4121690968, 9789016049, 19578032098, 39156064196, 78312128392]

約数ペア:

[(1, 78312128392), (2, 39156064196), (4, 19578032098), (8, 9789016049), (19, 4121690968), (38, 2060845484), (41, 1910051912), (76, 1030422742), (82, 955025956), (152, 515211371), (164, 477512978), (328, 238756489), (779, 100529048), (1558, 50264524), (1681, 46586632), (3116, 25132262), (3362, 23293316), (6232, 12566131), (6724, 11646658), (13448, 5823329), (31939, 2451928), (63878, 1225964), (127756, 612982), (255512, 306491)]