80453775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{709}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 142624800

約数和(自身を除く): 62171025

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 89, 255, 267, 425, 445, 709, 1275, 1335, 1513, 2127, 2225, 3545, 4539, 6675, 7565, 10635, 12053, 17725, 22695, 36159, 37825, 53175, 60265, 63101, 113475, 180795, 189303, 301325, 315505, 903975, 946515, 1072717, 1577525, 3218151, 4732575, 5363585, 16090755, 26817925, 80453775]

約数ペア:

[(1, 80453775), (3, 26817925), (5, 16090755), (15, 5363585), (17, 4732575), (25, 3218151), (51, 1577525), (75, 1072717), (85, 946515), (89, 903975), (255, 315505), (267, 301325), (425, 189303), (445, 180795), (709, 113475), (1275, 63101), (1335, 60265), (1513, 53175), (2127, 37825), (2225, 36159), (3545, 22695), (4539, 17725), (6675, 12053), (7565, 10635)]