51546560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12391}}^1$

素因数の和:12421

約数の個数: 56

約数和(自身を含む): 132197856

約数和(自身を除く): 80651296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 12391, 24782, 49564, 61955, 99128, 123910, 161083, 198256, 247820, 322166, 396512, 495640, 644332, 793024, 805415, 991280, 1288664, 1610830, 1982560, 2577328, 3221660, 3965120, 5154656, 6443320, 10309312, 12886640, 25773280, 51546560]

約数ペア:

[(1, 51546560), (2, 25773280), (4, 12886640), (5, 10309312), (8, 6443320), (10, 5154656), (13, 3965120), (16, 3221660), (20, 2577328), (26, 1982560), (32, 1610830), (40, 1288664), (52, 991280), (64, 805415), (65, 793024), (80, 644332), (104, 495640), (130, 396512), (160, 322166), (208, 247820), (260, 198256), (320, 161083), (416, 123910), (520, 99128), (832, 61955), (1040, 49564), (2080, 24782), (4160, 12391)]