980738750

素因数分解:

$2^1\times 5^4\times {\mathrm{761}}^1\times {\mathrm{1031}}^1$

素因数の和:1814

約数の個数: 40

約数和(自身を含む): 1842497712

約数和(自身を除く): 861758962

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 761, 1031, 1250, 1522, 2062, 3805, 5155, 7610, 10310, 19025, 25775, 38050, 51550, 95125, 128875, 190250, 257750, 475625, 644375, 784591, 951250, 1288750, 1569182, 3922955, 7845910, 19614775, 39229550, 98073875, 196147750, 490369375, 980738750]

約数ペア:

[(1, 980738750), (2, 490369375), (5, 196147750), (10, 98073875), (25, 39229550), (50, 19614775), (125, 7845910), (250, 3922955), (625, 1569182), (761, 1288750), (1031, 951250), (1250, 784591), (1522, 644375), (2062, 475625), (3805, 257750), (5155, 190250), (7610, 128875), (10310, 95125), (19025, 51550), (25775, 38050)]