266156925

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1549}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 461280000

約数和(自身を除く): 195123075

約数列:

[1, 3, 5, 15, 25, 29, 75, 79, 87, 145, 237, 395, 435, 725, 1185, 1549, 1975, 2175, 2291, 4647, 5925, 6873, 7745, 11455, 23235, 34365, 38725, 44921, 57275, 116175, 122371, 134763, 171825, 224605, 367113, 611855, 673815, 1123025, 1835565, 3059275, 3369075, 3548759, 9177825, 10646277, 17743795, 53231385, 88718975, 266156925]

約数ペア:

[(1, 266156925), (3, 88718975), (5, 53231385), (15, 17743795), (25, 10646277), (29, 9177825), (75, 3548759), (79, 3369075), (87, 3059275), (145, 1835565), (237, 1123025), (395, 673815), (435, 611855), (725, 367113), (1185, 224605), (1549, 171825), (1975, 134763), (2175, 122371), (2291, 116175), (4647, 57275), (5925, 44921), (6873, 38725), (7745, 34365), (11455, 23235)]