257661664

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4877}}^1$

素因数の和:5027

約数の個数: 48

約数和(自身を含む): 550706688

約数和(自身を除く): 293045024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 127, 208, 254, 416, 508, 1016, 1651, 2032, 3302, 4064, 4877, 6604, 9754, 13208, 19508, 26416, 39016, 52832, 63401, 78032, 126802, 156064, 253604, 507208, 619379, 1014416, 1238758, 2028832, 2477516, 4955032, 8051927, 9910064, 16103854, 19820128, 32207708, 64415416, 128830832, 257661664]

約数ペア:

[(1, 257661664), (2, 128830832), (4, 64415416), (8, 32207708), (13, 19820128), (16, 16103854), (26, 9910064), (32, 8051927), (52, 4955032), (104, 2477516), (127, 2028832), (208, 1238758), (254, 1014416), (416, 619379), (508, 507208), (1016, 253604), (1651, 156064), (2032, 126802), (3302, 78032), (4064, 63401), (4877, 52832), (6604, 39016), (9754, 26416), (13208, 19508)]