78627975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 139491072

約数和(自身を除く): 60863097

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 83, 85, 249, 255, 415, 425, 743, 1245, 1275, 1411, 2075, 2229, 3715, 4233, 6225, 7055, 11145, 12631, 18575, 21165, 35275, 37893, 55725, 61669, 63155, 105825, 185007, 189465, 308345, 315775, 925035, 947325, 1048373, 1541725, 3145119, 4625175, 5241865, 15725595, 26209325, 78627975]

約数ペア:

[(1, 78627975), (3, 26209325), (5, 15725595), (15, 5241865), (17, 4625175), (25, 3145119), (51, 1541725), (75, 1048373), (83, 947325), (85, 925035), (249, 315775), (255, 308345), (415, 189465), (425, 185007), (743, 105825), (1245, 63155), (1275, 61669), (1411, 55725), (2075, 37893), (2229, 35275), (3715, 21165), (4233, 18575), (6225, 12631), (7055, 11145)]