538442900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5347}}^1$

素因数の和:5433

約数の個数: 72

約数和(自身を含む): 1253357280

約数和(自身を除く): 714914380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 53, 76, 95, 100, 106, 190, 212, 265, 380, 475, 530, 950, 1007, 1060, 1325, 1900, 2014, 2650, 4028, 5035, 5300, 5347, 10070, 10694, 20140, 21388, 25175, 26735, 50350, 53470, 100700, 101593, 106940, 133675, 203186, 267350, 283391, 406372, 507965, 534700, 566782, 1015930, 1133564, 1416955, 2031860, 2539825, 2833910, 5079650, 5384429, 5667820, 7084775, 10159300, 10768858, 14169550, 21537716, 26922145, 28339100, 53844290, 107688580, 134610725, 269221450, 538442900]

約数ペア:

[(1, 538442900), (2, 269221450), (4, 134610725), (5, 107688580), (10, 53844290), (19, 28339100), (20, 26922145), (25, 21537716), (38, 14169550), (50, 10768858), (53, 10159300), (76, 7084775), (95, 5667820), (100, 5384429), (106, 5079650), (190, 2833910), (212, 2539825), (265, 2031860), (380, 1416955), (475, 1133564), (530, 1015930), (950, 566782), (1007, 534700), (1060, 507965), (1325, 406372), (1900, 283391), (2014, 267350), (2650, 203186), (4028, 133675), (5035, 106940), (5300, 101593), (5347, 100700), (10070, 53470), (10694, 50350), (20140, 26735), (21388, 25175)]