81155270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 187142400

約数和(自身を除く): 105987130

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 49, 70, 95, 98, 115, 133, 161, 190, 230, 245, 266, 322, 379, 437, 490, 665, 758, 805, 874, 931, 1127, 1330, 1610, 1862, 1895, 2185, 2254, 2653, 3059, 3790, 4370, 4655, 5306, 5635, 6118, 7201, 8717, 9310, 11270, 13265, 14402, 15295, 17434, 18571, 21413, 26530, 30590, 36005, 37142, 42826, 43585, 50407, 61019, 72010, 87170, 92855, 100814, 107065, 122038, 165623, 185710, 214130, 252035, 305095, 331246, 352849, 427133, 504070, 610190, 705698, 828115, 854266, 1159361, 1656230, 1764245, 2135665, 2318722, 3528490, 4271330, 5796805, 8115527, 11593610, 16231054, 40577635, 81155270]

約数ペア:

[(1, 81155270), (2, 40577635), (5, 16231054), (7, 11593610), (10, 8115527), (14, 5796805), (19, 4271330), (23, 3528490), (35, 2318722), (38, 2135665), (46, 1764245), (49, 1656230), (70, 1159361), (95, 854266), (98, 828115), (115, 705698), (133, 610190), (161, 504070), (190, 427133), (230, 352849), (245, 331246), (266, 305095), (322, 252035), (379, 214130), (437, 185710), (490, 165623), (665, 122038), (758, 107065), (805, 100814), (874, 92855), (931, 87170), (1127, 72010), (1330, 61019), (1610, 50407), (1862, 43585), (1895, 42826), (2185, 37142), (2254, 36005), (2653, 30590), (3059, 26530), (3790, 21413), (4370, 18571), (4655, 17434), (5306, 15295), (5635, 14402), (6118, 13265), (7201, 11270), (8717, 9310)]