70989825

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 122849280

約数和(自身を除く): 51859455

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 127, 145, 257, 381, 435, 635, 725, 771, 1285, 1905, 2175, 3175, 3683, 3855, 6425, 7453, 9525, 11049, 18415, 19275, 22359, 32639, 37265, 55245, 92075, 97917, 111795, 163195, 186325, 276225, 489585, 558975, 815975, 946531, 2447925, 2839593, 4732655, 14197965, 23663275, 70989825]

約数ペア:

[(1, 70989825), (3, 23663275), (5, 14197965), (15, 4732655), (25, 2839593), (29, 2447925), (75, 946531), (87, 815975), (127, 558975), (145, 489585), (257, 276225), (381, 186325), (435, 163195), (635, 111795), (725, 97917), (771, 92075), (1285, 55245), (1905, 37265), (2175, 32639), (3175, 22359), (3683, 19275), (3855, 18415), (6425, 11049), (7453, 9525)]