78736

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:71

約数の個数: 40

約数和(自身を含む): 188480

約数和(自身を除く): 109744

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 37, 38, 56, 74, 76, 112, 133, 148, 152, 259, 266, 296, 304, 518, 532, 592, 703, 1036, 1064, 1406, 2072, 2128, 2812, 4144, 4921, 5624, 9842, 11248, 19684, 39368, 78736]

約数ペア:

[(1, 78736), (2, 39368), (4, 19684), (7, 11248), (8, 9842), (14, 5624), (16, 4921), (19, 4144), (28, 2812), (37, 2128), (38, 2072), (56, 1406), (74, 1064), (76, 1036), (112, 703), (133, 592), (148, 532), (152, 518), (259, 304), (266, 296)]