85204420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 218308608

約数和(自身を除く): 133104188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 47, 70, 92, 94, 115, 140, 161, 188, 230, 235, 322, 329, 460, 470, 563, 644, 658, 805, 940, 1081, 1126, 1316, 1610, 1645, 2162, 2252, 2815, 3220, 3290, 3941, 4324, 5405, 5630, 6580, 7567, 7882, 10810, 11260, 12949, 15134, 15764, 19705, 21620, 25898, 26461, 30268, 37835, 39410, 51796, 52922, 64745, 75670, 78820, 90643, 105844, 129490, 132305, 151340, 181286, 185227, 258980, 264610, 362572, 370454, 453215, 529220, 608603, 740908, 906430, 926135, 1217206, 1812860, 1852270, 2434412, 3043015, 3704540, 4260221, 6086030, 8520442, 12172060, 17040884, 21301105, 42602210, 85204420]

約数ペア:

[(1, 85204420), (2, 42602210), (4, 21301105), (5, 17040884), (7, 12172060), (10, 8520442), (14, 6086030), (20, 4260221), (23, 3704540), (28, 3043015), (35, 2434412), (46, 1852270), (47, 1812860), (70, 1217206), (92, 926135), (94, 906430), (115, 740908), (140, 608603), (161, 529220), (188, 453215), (230, 370454), (235, 362572), (322, 264610), (329, 258980), (460, 185227), (470, 181286), (563, 151340), (644, 132305), (658, 129490), (805, 105844), (940, 90643), (1081, 78820), (1126, 75670), (1316, 64745), (1610, 52922), (1645, 51796), (2162, 39410), (2252, 37835), (2815, 30268), (3220, 26461), (3290, 25898), (3941, 21620), (4324, 19705), (5405, 15764), (5630, 15134), (6580, 12949), (7567, 11260), (7882, 10810)]