64453280

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3911}}^1$

素因数の和:4029

約数の個数: 48

約数和(自身を含む): 153788544

約数和(自身を除く): 89335264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 2060, 3296, 3911, 4120, 7822, 8240, 15644, 16480, 19555, 31288, 39110, 62576, 78220, 125152, 156440, 312880, 402833, 625760, 805666, 1611332, 2014165, 3222664, 4028330, 6445328, 8056660, 12890656, 16113320, 32226640, 64453280]

約数ペア:

[(1, 64453280), (2, 32226640), (4, 16113320), (5, 12890656), (8, 8056660), (10, 6445328), (16, 4028330), (20, 3222664), (32, 2014165), (40, 1611332), (80, 805666), (103, 625760), (160, 402833), (206, 312880), (412, 156440), (515, 125152), (824, 78220), (1030, 62576), (1648, 39110), (2060, 31288), (3296, 19555), (3911, 16480), (4120, 15644), (7822, 8240)]