201538960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{51413}}^1$

素因数の和:51440

約数の個数: 60

約数和(自身を含む): 545091228

約数和(自身を除く): 343552268

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 51413, 102826, 205652, 257065, 359891, 411304, 514130, 719782, 822608, 1028260, 1439564, 1799455, 2056520, 2519237, 2879128, 3598910, 4113040, 5038474, 5758256, 7197820, 10076948, 12596185, 14395640, 20153896, 25192370, 28791280, 40307792, 50384740, 100769480, 201538960]

約数ペア:

[(1, 201538960), (2, 100769480), (4, 50384740), (5, 40307792), (7, 28791280), (8, 25192370), (10, 20153896), (14, 14395640), (16, 12596185), (20, 10076948), (28, 7197820), (35, 5758256), (40, 5038474), (49, 4113040), (56, 3598910), (70, 2879128), (80, 2519237), (98, 2056520), (112, 1799455), (140, 1439564), (196, 1028260), (245, 822608), (280, 719782), (392, 514130), (490, 411304), (560, 359891), (784, 257065), (980, 205652), (1960, 102826), (3920, 51413)]