79765840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:617

約数の個数: 160

約数和(自身を含む): 241698816

約数和(自身を除く): 161932976

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 110, 112, 115, 140, 154, 161, 176, 184, 220, 230, 253, 280, 308, 322, 368, 385, 440, 460, 506, 560, 563, 616, 644, 770, 805, 880, 920, 1012, 1126, 1232, 1265, 1288, 1540, 1610, 1771, 1840, 2024, 2252, 2530, 2576, 2815, 3080, 3220, 3542, 3941, 4048, 4504, 5060, 5630, 6160, 6193, 6440, 7084, 7882, 8855, 9008, 10120, 11260, 12386, 12880, 12949, 14168, 15764, 17710, 19705, 20240, 22520, 24772, 25898, 28336, 30965, 31528, 35420, 39410, 43351, 45040, 49544, 51796, 61930, 63056, 64745, 70840, 78820, 86702, 90643, 99088, 103592, 123860, 129490, 141680, 142439, 157640, 173404, 181286, 207184, 216755, 247720, 258980, 284878, 315280, 346808, 362572, 433510, 453215, 495440, 517960, 569756, 693616, 712195, 725144, 867020, 906430, 997073, 1035920, 1139512, 1424390, 1450288, 1734040, 1812860, 1994146, 2279024, 2848780, 3468080, 3625720, 3988292, 4985365, 5697560, 7251440, 7976584, 9970730, 11395120, 15953168, 19941460, 39882920, 79765840]

約数ペア:

[(1, 79765840), (2, 39882920), (4, 19941460), (5, 15953168), (7, 11395120), (8, 9970730), (10, 7976584), (11, 7251440), (14, 5697560), (16, 4985365), (20, 3988292), (22, 3625720), (23, 3468080), (28, 2848780), (35, 2279024), (40, 1994146), (44, 1812860), (46, 1734040), (55, 1450288), (56, 1424390), (70, 1139512), (77, 1035920), (80, 997073), (88, 906430), (92, 867020), (110, 725144), (112, 712195), (115, 693616), (140, 569756), (154, 517960), (161, 495440), (176, 453215), (184, 433510), (220, 362572), (230, 346808), (253, 315280), (280, 284878), (308, 258980), (322, 247720), (368, 216755), (385, 207184), (440, 181286), (460, 173404), (506, 157640), (560, 142439), (563, 141680), (616, 129490), (644, 123860), (770, 103592), (805, 99088), (880, 90643), (920, 86702), (1012, 78820), (1126, 70840), (1232, 64745), (1265, 63056), (1288, 61930), (1540, 51796), (1610, 49544), (1771, 45040), (1840, 43351), (2024, 39410), (2252, 35420), (2530, 31528), (2576, 30965), (2815, 28336), (3080, 25898), (3220, 24772), (3542, 22520), (3941, 20240), (4048, 19705), (4504, 17710), (5060, 15764), (5630, 14168), (6160, 12949), (6193, 12880), (6440, 12386), (7084, 11260), (7882, 10120), (8855, 9008)]