25641154

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 51093504

約数和(自身を除く): 25452350

約数列:

[1, 2, 7, 11, 14, 22, 31, 41, 62, 77, 82, 131, 154, 217, 262, 287, 341, 434, 451, 574, 682, 902, 917, 1271, 1441, 1834, 2387, 2542, 2882, 3157, 4061, 4774, 5371, 6314, 8122, 8897, 10087, 10742, 13981, 17794, 20174, 27962, 28427, 37597, 44671, 56854, 59081, 75194, 89342, 97867, 118162, 166501, 195734, 312697, 333002, 413567, 625394, 827134, 1165507, 1831511, 2331014, 3663022, 12820577, 25641154]

約数ペア:

[(1, 25641154), (2, 12820577), (7, 3663022), (11, 2331014), (14, 1831511), (22, 1165507), (31, 827134), (41, 625394), (62, 413567), (77, 333002), (82, 312697), (131, 195734), (154, 166501), (217, 118162), (262, 97867), (287, 89342), (341, 75194), (434, 59081), (451, 56854), (574, 44671), (682, 37597), (902, 28427), (917, 27962), (1271, 20174), (1441, 17794), (1834, 13981), (2387, 10742), (2542, 10087), (2882, 8897), (3157, 8122), (4061, 6314), (4774, 5371)]