71849900

素因数分解:

$2^2\times 5^2\times {\mathrm{269}}^1\times {\mathrm{2671}}^1$

素因数の和:2954

約数の個数: 36

約数和(自身を含む): 156552480

約数和(自身を除く): 84702580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 269, 538, 1076, 1345, 2671, 2690, 5342, 5380, 6725, 10684, 13355, 13450, 26710, 26900, 53420, 66775, 133550, 267100, 718499, 1436998, 2873996, 3592495, 7184990, 14369980, 17962475, 35924950, 71849900]

約数ペア:

[(1, 71849900), (2, 35924950), (4, 17962475), (5, 14369980), (10, 7184990), (20, 3592495), (25, 2873996), (50, 1436998), (100, 718499), (269, 267100), (538, 133550), (1076, 66775), (1345, 53420), (2671, 26900), (2690, 26710), (5342, 13450), (5380, 13355), (6725, 10684)]