71812856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^2$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 146866200

約数和(自身を除く): 75053344

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 113, 148, 152, 226, 296, 452, 703, 904, 1406, 2147, 2812, 4181, 4294, 5624, 8362, 8588, 12769, 16724, 17176, 25538, 33448, 51076, 79439, 102152, 158878, 242611, 317756, 472453, 485222, 635512, 944906, 970444, 1889812, 1940888, 3779624, 8976607, 17953214, 35906428, 71812856]

約数ペア:

[(1, 71812856), (2, 35906428), (4, 17953214), (8, 8976607), (19, 3779624), (37, 1940888), (38, 1889812), (74, 970444), (76, 944906), (113, 635512), (148, 485222), (152, 472453), (226, 317756), (296, 242611), (452, 158878), (703, 102152), (904, 79439), (1406, 51076), (2147, 33448), (2812, 25538), (4181, 17176), (4294, 16724), (5624, 12769), (8362, 8588)]