79701940

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{6217}}^1$

素因数の和:6867

約数の個数: 24

約数和(自身を含む): 167662152

約数和(自身を除く): 87960212

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6217, 6410, 12434, 12820, 24868, 31085, 62170, 124340, 3985097, 7970194, 15940388, 19925485, 39850970, 79701940]

約数ペア:

[(1, 79701940), (2, 39850970), (4, 19925485), (5, 15940388), (10, 7970194), (20, 3985097), (641, 124340), (1282, 62170), (2564, 31085), (3205, 24868), (6217, 12820), (6410, 12434)]