78147856

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1171}}^1$

素因数の和:1319

約数の個数: 40

約数和(自身を含む): 156663584

約数和(自身を除く): 78515728

約数列:

[1, 2, 4, 8, 16, 43, 86, 97, 172, 194, 344, 388, 688, 776, 1171, 1552, 2342, 4171, 4684, 8342, 9368, 16684, 18736, 33368, 50353, 66736, 100706, 113587, 201412, 227174, 402824, 454348, 805648, 908696, 1817392, 4884241, 9768482, 19536964, 39073928, 78147856]

約数ペア:

[(1, 78147856), (2, 39073928), (4, 19536964), (8, 9768482), (16, 4884241), (43, 1817392), (86, 908696), (97, 805648), (172, 454348), (194, 402824), (344, 227174), (388, 201412), (688, 113587), (776, 100706), (1171, 66736), (1552, 50353), (2342, 33368), (4171, 18736), (4684, 16684), (8342, 9368)]