65209904

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:525

約数の個数: 40

約数和(自身を含む): 128898000

約数和(自身を除く): 63688096

約数列:

[1, 2, 4, 8, 16, 109, 139, 218, 269, 278, 436, 538, 556, 872, 1076, 1112, 1744, 2152, 2224, 4304, 15151, 29321, 30302, 37391, 58642, 60604, 74782, 117284, 121208, 149564, 234568, 242416, 299128, 469136, 598256, 4075619, 8151238, 16302476, 32604952, 65209904]

約数ペア:

[(1, 65209904), (2, 32604952), (4, 16302476), (8, 8151238), (16, 4075619), (109, 598256), (139, 469136), (218, 299128), (269, 242416), (278, 234568), (436, 149564), (538, 121208), (556, 117284), (872, 74782), (1076, 60604), (1112, 58642), (1744, 37391), (2152, 30302), (2224, 29321), (4304, 15151)]