25710256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 62058528

約数和(自身を除く): 36348272

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 661, 748, 884, 1144, 1322, 1496, 1768, 2288, 2431, 2644, 2992, 3536, 4862, 5288, 7271, 8593, 9724, 10576, 11237, 14542, 17186, 19448, 22474, 29084, 34372, 38896, 44948, 58168, 68744, 89896, 94523, 116336, 123607, 137488, 146081, 179792, 189046, 247214, 292162, 378092, 494428, 584324, 756184, 988856, 1168648, 1512368, 1606891, 1977712, 2337296, 3213782, 6427564, 12855128, 25710256]

約数ペア:

[(1, 25710256), (2, 12855128), (4, 6427564), (8, 3213782), (11, 2337296), (13, 1977712), (16, 1606891), (17, 1512368), (22, 1168648), (26, 988856), (34, 756184), (44, 584324), (52, 494428), (68, 378092), (88, 292162), (104, 247214), (136, 189046), (143, 179792), (176, 146081), (187, 137488), (208, 123607), (221, 116336), (272, 94523), (286, 89896), (374, 68744), (442, 58168), (572, 44948), (661, 38896), (748, 34372), (884, 29084), (1144, 22474), (1322, 19448), (1496, 17186), (1768, 14542), (2288, 11237), (2431, 10576), (2644, 9724), (2992, 8593), (3536, 7271), (4862, 5288)]