25274325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 45372096

約数和(自身を除く): 20097771

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 255, 425, 461, 645, 731, 1075, 1275, 1383, 2193, 2305, 3225, 3655, 6915, 7837, 10965, 11525, 18275, 19823, 23511, 34575, 39185, 54825, 59469, 99115, 117555, 195925, 297345, 336991, 495575, 587775, 1010973, 1486725, 1684955, 5054865, 8424775, 25274325]

約数ペア:

[(1, 25274325), (3, 8424775), (5, 5054865), (15, 1684955), (17, 1486725), (25, 1010973), (43, 587775), (51, 495575), (75, 336991), (85, 297345), (129, 195925), (215, 117555), (255, 99115), (425, 59469), (461, 54825), (645, 39185), (731, 34575), (1075, 23511), (1275, 19823), (1383, 18275), (2193, 11525), (2305, 10965), (3225, 7837), (3655, 6915)]