65531800000

素因数分解:

$2^6\times 5^5\times {\mathrm{157}}^1\times {\mathrm{2087}}^1$

素因数の和:2281

約数の個数: 168

約数和(自身を含む): 163652838048

約数和(自身を除く): 98121038048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 157, 160, 200, 250, 314, 320, 400, 500, 625, 628, 785, 800, 1000, 1250, 1256, 1570, 1600, 2000, 2087, 2500, 2512, 3125, 3140, 3925, 4000, 4174, 5000, 5024, 6250, 6280, 7850, 8000, 8348, 10000, 10048, 10435, 12500, 12560, 15700, 16696, 19625, 20000, 20870, 25000, 25120, 31400, 33392, 39250, 40000, 41740, 50000, 50240, 52175, 62800, 66784, 78500, 83480, 98125, 100000, 104350, 125600, 133568, 157000, 166960, 196250, 200000, 208700, 251200, 260875, 314000, 327659, 333920, 392500, 417400, 490625, 521750, 628000, 655318, 667840, 785000, 834800, 981250, 1043500, 1256000, 1304375, 1310636, 1570000, 1638295, 1669600, 1962500, 2087000, 2608750, 2621272, 3140000, 3276590, 3339200, 3925000, 4174000, 5217500, 5242544, 6280000, 6521875, 6553180, 7850000, 8191475, 8348000, 10435000, 10485088, 13043750, 13106360, 15700000, 16382950, 16696000, 20870000, 20970176, 26087500, 26212720, 31400000, 32765900, 40957375, 41740000, 52175000, 52425440, 65531800, 81914750, 83480000, 104350000, 104850880, 131063600, 163829500, 204786875, 208700000, 262127200, 327659000, 409573750, 417400000, 524254400, 655318000, 819147500, 1023934375, 1310636000, 1638295000, 2047868750, 2621272000, 3276590000, 4095737500, 6553180000, 8191475000, 13106360000, 16382950000, 32765900000, 65531800000]

約数ペア:

[(1, 65531800000), (2, 32765900000), (4, 16382950000), (5, 13106360000), (8, 8191475000), (10, 6553180000), (16, 4095737500), (20, 3276590000), (25, 2621272000), (32, 2047868750), (40, 1638295000), (50, 1310636000), (64, 1023934375), (80, 819147500), (100, 655318000), (125, 524254400), (157, 417400000), (160, 409573750), (200, 327659000), (250, 262127200), (314, 208700000), (320, 204786875), (400, 163829500), (500, 131063600), (625, 104850880), (628, 104350000), (785, 83480000), (800, 81914750), (1000, 65531800), (1250, 52425440), (1256, 52175000), (1570, 41740000), (1600, 40957375), (2000, 32765900), (2087, 31400000), (2500, 26212720), (2512, 26087500), (3125, 20970176), (3140, 20870000), (3925, 16696000), (4000, 16382950), (4174, 15700000), (5000, 13106360), (5024, 13043750), (6250, 10485088), (6280, 10435000), (7850, 8348000), (8000, 8191475), (8348, 7850000), (10000, 6553180), (10048, 6521875), (10435, 6280000), (12500, 5242544), (12560, 5217500), (15700, 4174000), (16696, 3925000), (19625, 3339200), (20000, 3276590), (20870, 3140000), (25000, 2621272), (25120, 2608750), (31400, 2087000), (33392, 1962500), (39250, 1669600), (40000, 1638295), (41740, 1570000), (50000, 1310636), (50240, 1304375), (52175, 1256000), (62800, 1043500), (66784, 981250), (78500, 834800), (83480, 785000), (98125, 667840), (100000, 655318), (104350, 628000), (125600, 521750), (133568, 490625), (157000, 417400), (166960, 392500), (196250, 333920), (200000, 327659), (208700, 314000), (251200, 260875)]