80502140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{236771}}^1$

素因数の和:236797

約数の個数: 24

約数和(自身を含む): 178999632

約数和(自身を除く): 98497492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 236771, 473542, 947084, 1183855, 2367710, 4025107, 4735420, 8050214, 16100428, 20125535, 40251070, 80502140]

約数ペア:

[(1, 80502140), (2, 40251070), (4, 20125535), (5, 16100428), (10, 8050214), (17, 4735420), (20, 4025107), (34, 2367710), (68, 1183855), (85, 947084), (170, 473542), (340, 236771)]