138279500

素因数分解:

$2^2\times 5^3\times {\mathrm{347}}^1\times {\mathrm{797}}^1$

素因数の和:1163

約数の個数: 48

約数和(自身を含む): 303252768

約数和(自身を除く): 164973268

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 347, 500, 694, 797, 1388, 1594, 1735, 3188, 3470, 3985, 6940, 7970, 8675, 15940, 17350, 19925, 34700, 39850, 43375, 79700, 86750, 99625, 173500, 199250, 276559, 398500, 553118, 1106236, 1382795, 2765590, 5531180, 6913975, 13827950, 27655900, 34569875, 69139750, 138279500]

約数ペア:

[(1, 138279500), (2, 69139750), (4, 34569875), (5, 27655900), (10, 13827950), (20, 6913975), (25, 5531180), (50, 2765590), (100, 1382795), (125, 1106236), (250, 553118), (347, 398500), (500, 276559), (694, 199250), (797, 173500), (1388, 99625), (1594, 86750), (1735, 79700), (3188, 43375), (3470, 39850), (3985, 34700), (6940, 19925), (7970, 17350), (8675, 15940)]