82251440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 204174432

約数和(自身を除く): 121922992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 197, 272, 307, 340, 394, 614, 680, 788, 985, 1228, 1360, 1535, 1576, 1970, 2456, 3070, 3152, 3349, 3940, 4912, 5219, 6140, 6698, 7880, 10438, 12280, 13396, 15760, 16745, 20876, 24560, 26095, 26792, 33490, 41752, 52190, 53584, 60479, 66980, 83504, 104380, 120958, 133960, 208760, 241916, 267920, 302395, 417520, 483832, 604790, 967664, 1028143, 1209580, 2056286, 2419160, 4112572, 4838320, 5140715, 8225144, 10281430, 16450288, 20562860, 41125720, 82251440]

約数ペア:

[(1, 82251440), (2, 41125720), (4, 20562860), (5, 16450288), (8, 10281430), (10, 8225144), (16, 5140715), (17, 4838320), (20, 4112572), (34, 2419160), (40, 2056286), (68, 1209580), (80, 1028143), (85, 967664), (136, 604790), (170, 483832), (197, 417520), (272, 302395), (307, 267920), (340, 241916), (394, 208760), (614, 133960), (680, 120958), (788, 104380), (985, 83504), (1228, 66980), (1360, 60479), (1535, 53584), (1576, 52190), (1970, 41752), (2456, 33490), (3070, 26792), (3152, 26095), (3349, 24560), (3940, 20876), (4912, 16745), (5219, 15760), (6140, 13396), (6698, 12280), (7880, 10438)]