78900388

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21187}}^1$

素因数の和:21224

約数の個数: 36

約数和(自身を含む): 169080240

約数和(自身を除く): 90179852

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 21187, 42374, 84748, 148309, 296618, 402553, 593236, 805106, 1038163, 1610212, 2076326, 2817871, 4152652, 5635742, 11271484, 19725097, 39450194, 78900388]

約数ペア:

[(1, 78900388), (2, 39450194), (4, 19725097), (7, 11271484), (14, 5635742), (19, 4152652), (28, 2817871), (38, 2076326), (49, 1610212), (76, 1038163), (98, 805106), (133, 593236), (196, 402553), (266, 296618), (532, 148309), (931, 84748), (1862, 42374), (3724, 21187)]