194431655840

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{48571}}^1$

素因数の和:48910

約数の個数: 96

約数和(自身を含む): 465321314304

約数和(自身を除く): 270889658464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 197, 254, 394, 508, 635, 788, 985, 1016, 1270, 1576, 1970, 2032, 2540, 3152, 3940, 4064, 5080, 6304, 7880, 10160, 15760, 20320, 25019, 31520, 48571, 50038, 97142, 100076, 125095, 194284, 200152, 242855, 250190, 388568, 400304, 485710, 500380, 777136, 800608, 971420, 1000760, 1554272, 1942840, 2001520, 3885680, 4003040, 6168517, 7771360, 9568487, 12337034, 19136974, 24674068, 30842585, 38273948, 47842435, 49348136, 61685170, 76547896, 95684870, 98696272, 123370340, 153095792, 191369740, 197392544, 246740680, 306191584, 382739480, 493481360, 765478960, 986962720, 1215197849, 1530957920, 2430395698, 4860791396, 6075989245, 9721582792, 12151978490, 19443165584, 24303956980, 38886331168, 48607913960, 97215827920, 194431655840]

約数ペア:

[(1, 194431655840), (2, 97215827920), (4, 48607913960), (5, 38886331168), (8, 24303956980), (10, 19443165584), (16, 12151978490), (20, 9721582792), (32, 6075989245), (40, 4860791396), (80, 2430395698), (127, 1530957920), (160, 1215197849), (197, 986962720), (254, 765478960), (394, 493481360), (508, 382739480), (635, 306191584), (788, 246740680), (985, 197392544), (1016, 191369740), (1270, 153095792), (1576, 123370340), (1970, 98696272), (2032, 95684870), (2540, 76547896), (3152, 61685170), (3940, 49348136), (4064, 47842435), (5080, 38273948), (6304, 30842585), (7880, 24674068), (10160, 19136974), (15760, 12337034), (20320, 9568487), (25019, 7771360), (31520, 6168517), (48571, 4003040), (50038, 3885680), (97142, 2001520), (100076, 1942840), (125095, 1554272), (194284, 1000760), (200152, 971420), (242855, 800608), (250190, 777136), (388568, 500380), (400304, 485710)]