79906400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:797

約数の個数: 144

約数和(自身を含む): 234984960

約数和(自身を除く): 155078560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 350, 380, 400, 475, 532, 560, 608, 665, 700, 751, 760, 800, 950, 1064, 1120, 1330, 1400, 1502, 1520, 1900, 2128, 2660, 2800, 3004, 3040, 3325, 3755, 3800, 4256, 5257, 5320, 5600, 6008, 6650, 7510, 7600, 10514, 10640, 12016, 13300, 14269, 15020, 15200, 18775, 21028, 21280, 24032, 26285, 26600, 28538, 30040, 37550, 42056, 52570, 53200, 57076, 60080, 71345, 75100, 84112, 99883, 105140, 106400, 114152, 120160, 131425, 142690, 150200, 168224, 199766, 210280, 228304, 262850, 285380, 300400, 356725, 399532, 420560, 456608, 499415, 525700, 570760, 600800, 713450, 799064, 841120, 998830, 1051400, 1141520, 1426900, 1598128, 1997660, 2102800, 2283040, 2497075, 2853800, 3196256, 3995320, 4205600, 4994150, 5707600, 7990640, 9988300, 11415200, 15981280, 19976600, 39953200, 79906400]

約数ペア:

[(1, 79906400), (2, 39953200), (4, 19976600), (5, 15981280), (7, 11415200), (8, 9988300), (10, 7990640), (14, 5707600), (16, 4994150), (19, 4205600), (20, 3995320), (25, 3196256), (28, 2853800), (32, 2497075), (35, 2283040), (38, 2102800), (40, 1997660), (50, 1598128), (56, 1426900), (70, 1141520), (76, 1051400), (80, 998830), (95, 841120), (100, 799064), (112, 713450), (133, 600800), (140, 570760), (152, 525700), (160, 499415), (175, 456608), (190, 420560), (200, 399532), (224, 356725), (266, 300400), (280, 285380), (304, 262850), (350, 228304), (380, 210280), (400, 199766), (475, 168224), (532, 150200), (560, 142690), (608, 131425), (665, 120160), (700, 114152), (751, 106400), (760, 105140), (800, 99883), (950, 84112), (1064, 75100), (1120, 71345), (1330, 60080), (1400, 57076), (1502, 53200), (1520, 52570), (1900, 42056), (2128, 37550), (2660, 30040), (2800, 28538), (3004, 26600), (3040, 26285), (3325, 24032), (3755, 21280), (3800, 21028), (4256, 18775), (5257, 15200), (5320, 15020), (5600, 14269), (6008, 13300), (6650, 12016), (7510, 10640), (7600, 10514)]