78240052

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 164295432

約数和(自身を除く): 86055380

約数列:

[1, 2, 4, 11, 17, 22, 34, 37, 44, 68, 74, 121, 148, 187, 242, 257, 374, 407, 484, 514, 629, 748, 814, 1028, 1258, 1628, 2057, 2516, 2827, 4114, 4369, 4477, 5654, 6919, 8228, 8738, 8954, 9509, 11308, 13838, 17476, 17908, 19018, 27676, 31097, 38036, 48059, 62194, 76109, 96118, 104599, 124388, 152218, 161653, 192236, 209198, 304436, 323306, 418396, 528649, 646612, 1057298, 1150589, 1778183, 2114596, 2301178, 3556366, 4602356, 7112732, 19560013, 39120026, 78240052]

約数ペア:

[(1, 78240052), (2, 39120026), (4, 19560013), (11, 7112732), (17, 4602356), (22, 3556366), (34, 2301178), (37, 2114596), (44, 1778183), (68, 1150589), (74, 1057298), (121, 646612), (148, 528649), (187, 418396), (242, 323306), (257, 304436), (374, 209198), (407, 192236), (484, 161653), (514, 152218), (629, 124388), (748, 104599), (814, 96118), (1028, 76109), (1258, 62194), (1628, 48059), (2057, 38036), (2516, 31097), (2827, 27676), (4114, 19018), (4369, 17908), (4477, 17476), (5654, 13838), (6919, 11308), (8228, 9509), (8738, 8954)]