25090156

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 56530320

約数和(自身を除く): 31440164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 49, 52, 86, 91, 98, 172, 182, 196, 229, 301, 364, 458, 559, 602, 637, 916, 1118, 1204, 1274, 1603, 2107, 2236, 2548, 2977, 3206, 3913, 4214, 5954, 6412, 7826, 8428, 9847, 11221, 11908, 15652, 19694, 20839, 22442, 27391, 39388, 41678, 44884, 54782, 68929, 83356, 109564, 128011, 137858, 145873, 256022, 275716, 291746, 482503, 512044, 583492, 896077, 965006, 1792154, 1930012, 3584308, 6272539, 12545078, 25090156]

約数ペア:

[(1, 25090156), (2, 12545078), (4, 6272539), (7, 3584308), (13, 1930012), (14, 1792154), (26, 965006), (28, 896077), (43, 583492), (49, 512044), (52, 482503), (86, 291746), (91, 275716), (98, 256022), (172, 145873), (182, 137858), (196, 128011), (229, 109564), (301, 83356), (364, 68929), (458, 54782), (559, 44884), (602, 41678), (637, 39388), (916, 27391), (1118, 22442), (1204, 20839), (1274, 19694), (1603, 15652), (2107, 11908), (2236, 11221), (2548, 9847), (2977, 8428), (3206, 7826), (3913, 6412), (4214, 5954)]