78944175

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{20639}}^1$

素因数の和:20672

約数の個数: 36

約数和(自身を含む): 149722560

約数和(自身を除く): 70778385

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 20639, 61917, 103195, 185751, 309585, 350863, 515975, 928755, 1052589, 1547925, 1754315, 3157767, 4643775, 5262945, 8771575, 15788835, 26314725, 78944175]

約数ペア:

[(1, 78944175), (3, 26314725), (5, 15788835), (9, 8771575), (15, 5262945), (17, 4643775), (25, 3157767), (45, 1754315), (51, 1547925), (75, 1052589), (85, 928755), (153, 515975), (225, 350863), (255, 309585), (425, 185751), (765, 103195), (1275, 61917), (3825, 20639)]