78753388

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 167311872

約数和(自身を除く): 88558484

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 83, 94, 98, 103, 166, 188, 196, 206, 329, 332, 412, 581, 658, 721, 1162, 1316, 1442, 2303, 2324, 2884, 3901, 4067, 4606, 4841, 5047, 7802, 8134, 8549, 9212, 9682, 10094, 15604, 16268, 17098, 19364, 20188, 27307, 33887, 34196, 54614, 59843, 67774, 109228, 119686, 135548, 191149, 237209, 239372, 382298, 401803, 418901, 474418, 764596, 803606, 837802, 948836, 1607212, 1675604, 2812621, 5625242, 11250484, 19688347, 39376694, 78753388]

約数ペア:

[(1, 78753388), (2, 39376694), (4, 19688347), (7, 11250484), (14, 5625242), (28, 2812621), (47, 1675604), (49, 1607212), (83, 948836), (94, 837802), (98, 803606), (103, 764596), (166, 474418), (188, 418901), (196, 401803), (206, 382298), (329, 239372), (332, 237209), (412, 191149), (581, 135548), (658, 119686), (721, 109228), (1162, 67774), (1316, 59843), (1442, 54614), (2303, 34196), (2324, 33887), (2884, 27307), (3901, 20188), (4067, 19364), (4606, 17098), (4841, 16268), (5047, 15604), (7802, 10094), (8134, 9682), (8549, 9212)]