201147825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1997}}^1$

素因数の和:2106

約数の個数: 48

約数和(自身を含む): 356762880

約数和(自身を除く): 155615055

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 79, 85, 237, 255, 395, 425, 1185, 1275, 1343, 1975, 1997, 4029, 5925, 5991, 6715, 9985, 20145, 29955, 33575, 33949, 49925, 100725, 101847, 149775, 157763, 169745, 473289, 509235, 788815, 848725, 2366445, 2546175, 2681971, 3944075, 8045913, 11832225, 13409855, 40229565, 67049275, 201147825]

約数ペア:

[(1, 201147825), (3, 67049275), (5, 40229565), (15, 13409855), (17, 11832225), (25, 8045913), (51, 3944075), (75, 2681971), (79, 2546175), (85, 2366445), (237, 848725), (255, 788815), (395, 509235), (425, 473289), (1185, 169745), (1275, 157763), (1343, 149775), (1975, 101847), (1997, 100725), (4029, 49925), (5925, 33949), (5991, 33575), (6715, 29955), (9985, 20145)]