56820375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2971}}^1$

素因数の和:3009

約数の個数: 48

約数和(自身を含む): 108489888

約数和(自身を除く): 51669513

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 375, 425, 765, 1125, 1275, 2125, 2971, 3825, 6375, 8913, 14855, 19125, 26739, 44565, 50507, 74275, 133695, 151521, 222825, 252535, 371375, 454563, 668475, 757605, 1114125, 1262675, 2272815, 3342375, 3788025, 6313375, 11364075, 18940125, 56820375]

約数ペア:

[(1, 56820375), (3, 18940125), (5, 11364075), (9, 6313375), (15, 3788025), (17, 3342375), (25, 2272815), (45, 1262675), (51, 1114125), (75, 757605), (85, 668475), (125, 454563), (153, 371375), (225, 252535), (255, 222825), (375, 151521), (425, 133695), (765, 74275), (1125, 50507), (1275, 44565), (2125, 26739), (2971, 19125), (3825, 14855), (6375, 8913)]