20764097337520

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{765139}}^1$

素因数の和:765363

約数の個数: 160

約数和(自身を含む): 50400371669760

約数和(自身を除く): 29636274332240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 67, 80, 83, 122, 134, 166, 244, 268, 305, 332, 335, 415, 488, 536, 610, 664, 670, 830, 976, 1072, 1220, 1328, 1340, 1660, 2440, 2680, 3320, 4087, 4880, 5063, 5360, 5561, 6640, 8174, 10126, 11122, 16348, 20252, 20435, 22244, 25315, 27805, 32696, 40504, 40870, 44488, 50630, 55610, 65392, 81008, 81740, 88976, 101260, 111220, 163480, 202520, 222440, 326960, 339221, 405040, 444880, 678442, 765139, 1356884, 1530278, 1696105, 2713768, 3060556, 3392210, 3825695, 5427536, 6121112, 6784420, 7651390, 12242224, 13568840, 15302780, 27137680, 30605560, 46673479, 51264313, 61211120, 63506537, 93346958, 102528626, 127013074, 186693916, 205057252, 233367395, 254026148, 256321565, 317532685, 373387832, 410114504, 466734790, 508052296, 512643130, 635065370, 746775664, 820229008, 933469580, 1016104592, 1025286260, 1270130740, 1866939160, 2050572520, 2540261480, 3127123093, 3733878320, 3873898757, 4101145040, 4254937979, 5080522960, 6254246186, 7747797514, 8509875958, 12508492372, 15495595028, 15635615465, 17019751916, 19369493785, 21274689895, 25016984744, 30991190056, 31271230930, 34039503832, 38738987570, 42549379790, 50033969488, 61982380112, 62542461860, 68079007664, 77477975140, 85098759580, 125084923720, 154955950280, 170197519160, 250169847440, 259551216719, 309911900560, 340395038320, 519102433438, 1038204866876, 1297756083595, 2076409733752, 2595512167190, 4152819467504, 5191024334380, 10382048668760, 20764097337520]

約数ペア:

[(1, 20764097337520), (2, 10382048668760), (4, 5191024334380), (5, 4152819467504), (8, 2595512167190), (10, 2076409733752), (16, 1297756083595), (20, 1038204866876), (40, 519102433438), (61, 340395038320), (67, 309911900560), (80, 259551216719), (83, 250169847440), (122, 170197519160), (134, 154955950280), (166, 125084923720), (244, 85098759580), (268, 77477975140), (305, 68079007664), (332, 62542461860), (335, 61982380112), (415, 50033969488), (488, 42549379790), (536, 38738987570), (610, 34039503832), (664, 31271230930), (670, 30991190056), (830, 25016984744), (976, 21274689895), (1072, 19369493785), (1220, 17019751916), (1328, 15635615465), (1340, 15495595028), (1660, 12508492372), (2440, 8509875958), (2680, 7747797514), (3320, 6254246186), (4087, 5080522960), (4880, 4254937979), (5063, 4101145040), (5360, 3873898757), (5561, 3733878320), (6640, 3127123093), (8174, 2540261480), (10126, 2050572520), (11122, 1866939160), (16348, 1270130740), (20252, 1025286260), (20435, 1016104592), (22244, 933469580), (25315, 820229008), (27805, 746775664), (32696, 635065370), (40504, 512643130), (40870, 508052296), (44488, 466734790), (50630, 410114504), (55610, 373387832), (65392, 317532685), (81008, 256321565), (81740, 254026148), (88976, 233367395), (101260, 205057252), (111220, 186693916), (163480, 127013074), (202520, 102528626), (222440, 93346958), (326960, 63506537), (339221, 61211120), (405040, 51264313), (444880, 46673479), (678442, 30605560), (765139, 27137680), (1356884, 15302780), (1530278, 13568840), (1696105, 12242224), (2713768, 7651390), (3060556, 6784420), (3392210, 6121112), (3825695, 5427536)]