25778896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 61871040

約数和(自身を除く): 36092144

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 176, 208, 209, 247, 286, 304, 418, 494, 572, 593, 836, 988, 1144, 1186, 1672, 1976, 2288, 2372, 2717, 3344, 3952, 4744, 5434, 6523, 7709, 9488, 10868, 11267, 13046, 15418, 21736, 22534, 26092, 30836, 43472, 45068, 52184, 61672, 84799, 90136, 104368, 123344, 123937, 146471, 169598, 180272, 247874, 292942, 339196, 495748, 585884, 678392, 991496, 1171768, 1356784, 1611181, 1982992, 2343536, 3222362, 6444724, 12889448, 25778896]

約数ペア:

[(1, 25778896), (2, 12889448), (4, 6444724), (8, 3222362), (11, 2343536), (13, 1982992), (16, 1611181), (19, 1356784), (22, 1171768), (26, 991496), (38, 678392), (44, 585884), (52, 495748), (76, 339196), (88, 292942), (104, 247874), (143, 180272), (152, 169598), (176, 146471), (208, 123937), (209, 123344), (247, 104368), (286, 90136), (304, 84799), (418, 61672), (494, 52184), (572, 45068), (593, 43472), (836, 30836), (988, 26092), (1144, 22534), (1186, 21736), (1672, 15418), (1976, 13046), (2288, 11267), (2372, 10868), (2717, 9488), (3344, 7709), (3952, 6523), (4744, 5434)]