25773280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12391}}^1$

素因数の和:12419

約数の個数: 48

約数和(自身を含む): 65578464

約数和(自身を除く): 39805184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 12391, 24782, 49564, 61955, 99128, 123910, 161083, 198256, 247820, 322166, 396512, 495640, 644332, 805415, 991280, 1288664, 1610830, 1982560, 2577328, 3221660, 5154656, 6443320, 12886640, 25773280]

約数ペア:

[(1, 25773280), (2, 12886640), (4, 6443320), (5, 5154656), (8, 3221660), (10, 2577328), (13, 1982560), (16, 1610830), (20, 1288664), (26, 991280), (32, 805415), (40, 644332), (52, 495640), (65, 396512), (80, 322166), (104, 247820), (130, 198256), (160, 161083), (208, 123910), (260, 99128), (416, 61955), (520, 49564), (1040, 24782), (2080, 12391)]