67209740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258499}}^1$

素因数の和:258521

約数の個数: 24

約数和(自身を含む): 151998000

約数和(自身を除く): 84788260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 258499, 516998, 1033996, 1292495, 2584990, 3360487, 5169980, 6720974, 13441948, 16802435, 33604870, 67209740]

約数ペア:

[(1, 67209740), (2, 33604870), (4, 16802435), (5, 13441948), (10, 6720974), (13, 5169980), (20, 3360487), (26, 2584990), (52, 1292495), (65, 1033996), (130, 516998), (260, 258499)]