251342620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{32141}}^1$

素因数の和:32190

約数の個数: 48

約数和(自身を含む): 583184448

約数和(自身を除く): 331841828

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 32141, 64282, 128564, 160705, 321410, 546397, 642820, 739243, 1092794, 1478486, 2185588, 2731985, 2956972, 3696215, 5463970, 7392430, 10927940, 12567131, 14784860, 25134262, 50268524, 62835655, 125671310, 251342620]

約数ペア:

[(1, 251342620), (2, 125671310), (4, 62835655), (5, 50268524), (10, 25134262), (17, 14784860), (20, 12567131), (23, 10927940), (34, 7392430), (46, 5463970), (68, 3696215), (85, 2956972), (92, 2731985), (115, 2185588), (170, 1478486), (230, 1092794), (340, 739243), (391, 642820), (460, 546397), (782, 321410), (1564, 160705), (1955, 128564), (3910, 64282), (7820, 32141)]