83139740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{397}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 180399072

約数和(自身を除く): 97259332

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 283, 370, 397, 566, 740, 794, 1132, 1415, 1588, 1985, 2830, 3970, 5660, 7940, 10471, 14689, 20942, 29378, 41884, 52355, 58756, 73445, 104710, 112351, 146890, 209420, 224702, 293780, 449404, 561755, 1123510, 2247020, 4156987, 8313974, 16627948, 20784935, 41569870, 83139740]

約数ペア:

[(1, 83139740), (2, 41569870), (4, 20784935), (5, 16627948), (10, 8313974), (20, 4156987), (37, 2247020), (74, 1123510), (148, 561755), (185, 449404), (283, 293780), (370, 224702), (397, 209420), (566, 146890), (740, 112351), (794, 104710), (1132, 73445), (1415, 58756), (1588, 52355), (1985, 41884), (2830, 29378), (3970, 20942), (5660, 14689), (7940, 10471)]