78440360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3559}}^1$

素因数の和:3618

約数の個数: 64

約数和(自身を含む): 192240000

約数和(自身を除く): 113799640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 3559, 4408, 5510, 7118, 11020, 14236, 17795, 22040, 28472, 35590, 67621, 71180, 103211, 135242, 142360, 206422, 270484, 338105, 412844, 516055, 540968, 676210, 825688, 1032110, 1352420, 1961009, 2064220, 2704840, 3922018, 4128440, 7844036, 9805045, 15688072, 19610090, 39220180, 78440360]

約数ペア:

[(1, 78440360), (2, 39220180), (4, 19610090), (5, 15688072), (8, 9805045), (10, 7844036), (19, 4128440), (20, 3922018), (29, 2704840), (38, 2064220), (40, 1961009), (58, 1352420), (76, 1032110), (95, 825688), (116, 676210), (145, 540968), (152, 516055), (190, 412844), (232, 338105), (290, 270484), (380, 206422), (551, 142360), (580, 135242), (760, 103211), (1102, 71180), (1160, 67621), (2204, 35590), (2755, 28472), (3559, 22040), (4408, 17795), (5510, 14236), (7118, 11020)]