165747890

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 398131200

約数和(自身を除く): 232383310

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 49, 55, 70, 77, 98, 110, 115, 154, 161, 191, 230, 245, 253, 322, 343, 382, 385, 490, 506, 539, 686, 770, 805, 955, 1078, 1127, 1265, 1337, 1610, 1715, 1771, 1910, 2101, 2254, 2530, 2674, 2695, 3430, 3542, 3773, 4202, 4393, 5390, 5635, 6685, 7546, 7889, 8786, 8855, 9359, 10505, 11270, 12397, 13370, 14707, 15778, 17710, 18718, 18865, 21010, 21965, 24794, 29414, 30751, 37730, 39445, 43930, 46795, 48323, 61502, 61985, 65513, 73535, 78890, 86779, 93590, 96646, 102949, 123970, 131026, 147070, 153755, 173558, 205898, 215257, 241615, 307510, 327565, 338261, 430514, 433895, 483230, 514745, 655130, 676522, 720643, 867790, 1029490, 1076285, 1441286, 1506799, 1691305, 2152570, 2367827, 3013598, 3382610, 3603215, 4735654, 7206430, 7533995, 11839135, 15067990, 16574789, 23678270, 33149578, 82873945, 165747890]

約数ペア:

[(1, 165747890), (2, 82873945), (5, 33149578), (7, 23678270), (10, 16574789), (11, 15067990), (14, 11839135), (22, 7533995), (23, 7206430), (35, 4735654), (46, 3603215), (49, 3382610), (55, 3013598), (70, 2367827), (77, 2152570), (98, 1691305), (110, 1506799), (115, 1441286), (154, 1076285), (161, 1029490), (191, 867790), (230, 720643), (245, 676522), (253, 655130), (322, 514745), (343, 483230), (382, 433895), (385, 430514), (490, 338261), (506, 327565), (539, 307510), (686, 241615), (770, 215257), (805, 205898), (955, 173558), (1078, 153755), (1127, 147070), (1265, 131026), (1337, 123970), (1610, 102949), (1715, 96646), (1771, 93590), (1910, 86779), (2101, 78890), (2254, 73535), (2530, 65513), (2674, 61985), (2695, 61502), (3430, 48323), (3542, 46795), (3773, 43930), (4202, 39445), (4393, 37730), (5390, 30751), (5635, 29414), (6685, 24794), (7546, 21965), (7889, 21010), (8786, 18865), (8855, 18718), (9359, 17710), (10505, 15778), (11270, 14707), (12397, 13370)]