18339955975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 26323315200

約数和(自身を除く): 7983359225

約数列:

[1, 5, 11, 25, 29, 55, 83, 103, 145, 269, 275, 319, 415, 515, 725, 913, 1133, 1345, 1595, 2075, 2407, 2575, 2959, 2987, 4565, 5665, 6725, 7801, 7975, 8549, 12035, 14795, 14935, 22327, 22825, 26477, 27707, 28325, 32857, 39005, 42745, 60175, 73975, 74675, 85811, 94039, 111635, 132385, 138535, 164285, 195025, 213725, 245597, 247921, 304777, 429055, 470195, 558175, 647483, 661925, 692675, 803503, 821425, 1227985, 1239605, 1523885, 2145275, 2299681, 2350975, 2727131, 3237415, 4017515, 6139925, 6198025, 7122313, 7619425, 8838533, 11498405, 13635655, 16187075, 20087575, 25296491, 35611565, 44192665, 57492025, 66690749, 68178275, 126482455, 178057825, 220963325, 333453745, 632412275, 733598239, 1667268725, 3667991195, 18339955975]

約数ペア:

[(1, 18339955975), (5, 3667991195), (11, 1667268725), (25, 733598239), (29, 632412275), (55, 333453745), (83, 220963325), (103, 178057825), (145, 126482455), (269, 68178275), (275, 66690749), (319, 57492025), (415, 44192665), (515, 35611565), (725, 25296491), (913, 20087575), (1133, 16187075), (1345, 13635655), (1595, 11498405), (2075, 8838533), (2407, 7619425), (2575, 7122313), (2959, 6198025), (2987, 6139925), (4565, 4017515), (5665, 3237415), (6725, 2727131), (7801, 2350975), (7975, 2299681), (8549, 2145275), (12035, 1523885), (14795, 1239605), (14935, 1227985), (22327, 821425), (22825, 803503), (26477, 692675), (27707, 661925), (28325, 647483), (32857, 558175), (39005, 470195), (42745, 429055), (60175, 304777), (73975, 247921), (74675, 245597), (85811, 213725), (94039, 195025), (111635, 164285), (132385, 138535)]