51958000

素因数分解:

$2^4\times 5^3\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:419

約数の個数: 80

約数和(自身を含む): 127554336

約数和(自身を除く): 75596336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 83, 100, 125, 166, 200, 250, 313, 332, 400, 415, 500, 626, 664, 830, 1000, 1252, 1328, 1565, 1660, 2000, 2075, 2504, 3130, 3320, 4150, 5008, 6260, 6640, 7825, 8300, 10375, 12520, 15650, 16600, 20750, 25040, 25979, 31300, 33200, 39125, 41500, 51958, 62600, 78250, 83000, 103916, 125200, 129895, 156500, 166000, 207832, 259790, 313000, 415664, 519580, 626000, 649475, 1039160, 1298950, 2078320, 2597900, 3247375, 5195800, 6494750, 10391600, 12989500, 25979000, 51958000]

約数ペア:

[(1, 51958000), (2, 25979000), (4, 12989500), (5, 10391600), (8, 6494750), (10, 5195800), (16, 3247375), (20, 2597900), (25, 2078320), (40, 1298950), (50, 1039160), (80, 649475), (83, 626000), (100, 519580), (125, 415664), (166, 313000), (200, 259790), (250, 207832), (313, 166000), (332, 156500), (400, 129895), (415, 125200), (500, 103916), (626, 83000), (664, 78250), (830, 62600), (1000, 51958), (1252, 41500), (1328, 39125), (1565, 33200), (1660, 31300), (2000, 25979), (2075, 25040), (2504, 20750), (3130, 16600), (3320, 15650), (4150, 12520), (5008, 10375), (6260, 8300), (6640, 7825)]