20100632800

素因数分解:

$2^5\times 5^2\times {\mathrm{487}}^1\times {\mathrm{51593}}^1$

素因数の和:52100

約数の個数: 72

約数和(自身を含む): 49172384016

約数和(自身を除く): 29071751216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 487, 800, 974, 1948, 2435, 3896, 4870, 7792, 9740, 12175, 15584, 19480, 24350, 38960, 48700, 51593, 77920, 97400, 103186, 194800, 206372, 257965, 389600, 412744, 515930, 825488, 1031860, 1289825, 1650976, 2063720, 2579650, 4127440, 5159300, 8254880, 10318600, 20637200, 25125791, 41274400, 50251582, 100503164, 125628955, 201006328, 251257910, 402012656, 502515820, 628144775, 804025312, 1005031640, 1256289550, 2010063280, 2512579100, 4020126560, 5025158200, 10050316400, 20100632800]

約数ペア:

[(1, 20100632800), (2, 10050316400), (4, 5025158200), (5, 4020126560), (8, 2512579100), (10, 2010063280), (16, 1256289550), (20, 1005031640), (25, 804025312), (32, 628144775), (40, 502515820), (50, 402012656), (80, 251257910), (100, 201006328), (160, 125628955), (200, 100503164), (400, 50251582), (487, 41274400), (800, 25125791), (974, 20637200), (1948, 10318600), (2435, 8254880), (3896, 5159300), (4870, 4127440), (7792, 2579650), (9740, 2063720), (12175, 1650976), (15584, 1289825), (19480, 1031860), (24350, 825488), (38960, 515930), (48700, 412744), (51593, 389600), (77920, 257965), (97400, 206372), (103186, 194800)]