265485260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{1493}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 591839136

約数和(自身を除く): 326353876

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 523, 1046, 1493, 2092, 2615, 2986, 5230, 5972, 7465, 8891, 10460, 14930, 17782, 25381, 29860, 35564, 44455, 50762, 88910, 101524, 126905, 177820, 253810, 507620, 780839, 1561678, 3123356, 3904195, 7808390, 13274263, 15616780, 26548526, 53097052, 66371315, 132742630, 265485260]

約数ペア:

[(1, 265485260), (2, 132742630), (4, 66371315), (5, 53097052), (10, 26548526), (17, 15616780), (20, 13274263), (34, 7808390), (68, 3904195), (85, 3123356), (170, 1561678), (340, 780839), (523, 507620), (1046, 253810), (1493, 177820), (2092, 126905), (2615, 101524), (2986, 88910), (5230, 50762), (5972, 44455), (7465, 35564), (8891, 29860), (10460, 25381), (14930, 17782)]