156809800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{16001}}^1$

素因数の和:16031

約数の個数: 72

約数和(自身を含む): 424133010

約数和(自身を除く): 267323210

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 16001, 32002, 64004, 80005, 112007, 128008, 160010, 224014, 320020, 400025, 448028, 560035, 640040, 784049, 800050, 896056, 1120070, 1568098, 1600100, 2240140, 2800175, 3136196, 3200200, 3920245, 4480280, 5600350, 6272392, 7840490, 11200700, 15680980, 19601225, 22401400, 31361960, 39202450, 78404900, 156809800]

約数ペア:

[(1, 156809800), (2, 78404900), (4, 39202450), (5, 31361960), (7, 22401400), (8, 19601225), (10, 15680980), (14, 11200700), (20, 7840490), (25, 6272392), (28, 5600350), (35, 4480280), (40, 3920245), (49, 3200200), (50, 3136196), (56, 2800175), (70, 2240140), (98, 1600100), (100, 1568098), (140, 1120070), (175, 896056), (196, 800050), (200, 784049), (245, 640040), (280, 560035), (350, 448028), (392, 400025), (490, 320020), (700, 224014), (980, 160010), (1225, 128008), (1400, 112007), (1960, 80005), (2450, 64004), (4900, 32002), (9800, 16001)]