142865025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1259}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 253108800

約数和(自身を除く): 110243775

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 89, 255, 267, 425, 445, 1259, 1275, 1335, 1513, 2225, 3777, 4539, 6295, 6675, 7565, 18885, 21403, 22695, 31475, 37825, 64209, 94425, 107015, 112051, 113475, 321045, 336153, 535075, 560255, 1605225, 1680765, 1904867, 2801275, 5714601, 8403825, 9524335, 28573005, 47621675, 142865025]

約数ペア:

[(1, 142865025), (3, 47621675), (5, 28573005), (15, 9524335), (17, 8403825), (25, 5714601), (51, 2801275), (75, 1904867), (85, 1680765), (89, 1605225), (255, 560255), (267, 535075), (425, 336153), (445, 321045), (1259, 113475), (1275, 112051), (1335, 107015), (1513, 94425), (2225, 64209), (3777, 37825), (4539, 31475), (6295, 22695), (6675, 21403), (7565, 18885)]